The answer is :- Spinal column
The spinal cord lies inside the spinal column, which is made up of 33 bones called vertebrae. Five vertebrae are fused together to form the sacrum, and four small vertebrae are fused together to form the coccyx.
What is spinal cord ?
The cord of nervous tissue that extends from the brain lengthwise along the back in the spinal canal, gives off the pairs of spinal nerves, carries impulses to and from the brain, and serves as a center for initiating and coordinating many reflex acts — see brain illustration.There are four sections of the spinal cord that impact the level of spinal cord injury: cervical, thoracic, lumbar and sacral. Each section of the spine protects different groups of nerves that control the body. The types and severity of spinal cord injuries can depend on the section of the spine that is injured.To learn more about spinal cord visit: https://brainly.com/question/28237998
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Match each description to the appropriate tool. measures a variety of data, including pH levels and conductivity measures temperature, humidity, wind speed, and pressure gathers information about local atmospheric conditions can digitally record data, such as flow rate
Answer:
1. Scientific probe.
2. Weather station.
3. Weather station.
4. Scientific probe.
Explanation:
1. Scientific probe: measures a variety of data, including pH levels and conductivity. Thus, a scientific probe is a device that is typically used for measuring science-based data such as electrical conductivity, pH levels, salinity etc., of various materials.
2. Weather station: measures temperature, humidity, wind speed, and pressure. Basically, a weather station comprises of various devices for measuring atmospheric conditions such as thermometers, barometers, hygrometer, wind vane etc., used for the measurement of temperature, atmospheric pressure, relative humidity and wind speed respectively.
3. Weather station: gathers information about local atmospheric conditions.
4. Scientific probe: can digitally record data, such as flow rate.
Answer:
SCIENTIFIC PROBE
1. measures a variety of data, including pH levels and conductivity
2. can digitally record data, such as flow rate
WEATHER STATION
1. measures temperature, humidity, wind speed, and pressure
2. gathers information about local atmospheric conditions
Explanation:
These are the correct matches for this question, I got it correct on my test
Imagine you are a red blood cell sitting in the right atria of the heart. In your laboratory journal, write a paragraph that describes what happens to this red blood cell as it moves through the body. What structures will it pass through?
How will it interact with oxygen? Think back to Unit 3 and make sure to include the word hemoglobin in your response.
Answer:
Right atrium -----> Atria contracts and passes through the tricuspid valve -------> Now in right ventricle ------> Ventricles eventually contract and now blood goes past pulmonary valve into the pulmonary trunk into pulmonic circulation where gas exchange occurs in the alveoli and CO2 is exhaled & released from the carboxyhemoglobin portion of hemoglobin and O2 inspired and binds to one of the alpha/beta chains of hemoglobin ---------> Blood now returns via pulmonary veins and ends up in the left atrium ----------> atria contract and blood passes the mitral valve ----------> blood now in the left ventricle -----------> left ventricle eventually contracts and blood passes through the aortic semilunar valve into the aorta to go out into systemic circulation.
Explanation:
Hope this helps!!
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what are two body systems that work together within a Bee
Answer:
DIGESTIVE SYSTEM. The mouth is the first part of honeybees' digestive system. ...
RESPIRATORY SYSTEM. Honeybees do not have a specific organ for gas exchange.
Explanation:
During the prophase stage, loosely arranged stands of chromosomes become coiled, shortened and distinct.
True or False?
According to the research, the correct option is false. During the prophase stage, loosely arranged stands of chromosomes don't become coiled, shortened and distinct.
To find the correct option amongst all other options, we need to know more about prophase stage and which characteristics it has.
What is the prophase stage?The first phase of cell division, in which the chromosomes become visible as isolated entities is called the prophase stage. Prophase stage is related to the disintegration of the nuclear membrane and the fixation of the chromosomes in the spindle. In this stage, the chromosomes thicken, the envelope of the nucleus breaks down, and the nucleoli are shared in the cytoplasm, becoming ribosomes.Therefore, we can conclude that according to the research, the correct option is false. During the prophase stage, loosely arranged stands of chromosomes don't become coiled, shortened and distinct.
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=
7. Which is not a similarity between how
plants and animals use energy?
O Both plants and animals change food into
energy in the mitochondria.
O Both plants and animals require energy to
survive.
O Both plants and animals eat food and turn
it into energy.
O Both plants and animals break down food
into energy.
Answer:
Both plants and animals eat food and turn it into energy.
Explanation:
Plants cannot eat food because they use photosynthesis to make it, and they use the sun as one of the ways to get energy and not eating food.
what are the muscles involved in inhalation and exhalation? 2. cobra venom contains a neurotoxin that prevents the brain from telling the diaphragm when to contract. how would this impact the respiration of an individual bit by a cobra? if there is no cobra anti-venom, what would need to be done for a cobra bite victim to survive?
Inhalation and exhalation are controlled by respiratory muscles. Cobra venom's neurotoxin can cause respiratory failure, requiring immediate medical attention for survival.
Inhalation and exhalation are controlled by the respiratory muscles, including the diaphragm, intercostal muscles, and accessory muscles. During inhalation, the diaphragm contracts, flattening and moving downwards, while the intercostal muscles expand the rib cage.
This increases the volume of the chest cavity, causing air to rush into the lungs. During exhalation, the diaphragm and intercostal muscles relax, causing the chest cavity to decrease in size, and the air is pushed out of the lungs.
The neurotoxin in cobra venom prevents the transmission of nerve impulses from the brain to the diaphragm, resulting in respiratory failure. This can lead to severe breathing difficulties, eventually leading to respiratory arrest and death. If anti-venom is not available, immediate medical attention is required.
The victim may need to be placed on a ventilator to assist with breathing, and supportive measures such as oxygen therapy and administration of fluids may be required to stabilize the individual. Additionally, the bite wound should be cleaned and immobilized to prevent further spread of venom. Seeking medical attention immediately is crucial for the victim's chances of survival.
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Compare and Contrast How are predation,
parasitism, and herbivory similar? How are they
different?
Herbivory, parasitism, and predation have one thing in common: they all cause harm to the other creature while giving the other organism advantages
How are predation, parasitism, and herbivory similar?Herbivory, parasitism, and predation have one thing in common: they all cause harm to the other creature while giving the other organism advantages. The difference between them is that predators capture and eat their prey, but parasites lodge inside their hosts and dwell there, while in herbivores, adaptations are made to help the prey survive.
The difference between them is that predators capture and eat their prey, but parasites lodge inside their hosts and dwell there, while in herbivores, adaptations are made to help the prey survive.
In terms of the signs of the interaction coefficients between the two populations, parasitism and predation are similar, but parasitism differs from predation in that members of the affected species suffer harm.
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PLZ HELP ASAP(giving 80 points):
2. Write a micro-theme(short paragraph [100-300 words]) using and explaining the following terms.
a. "Survival of the fittest"
b. Adaptation
c. Evolution
survival of the fittest is the test of adaption which in turn aides in the process of evolution
Explanation:
100 points
1.Which statement is true about overpopulation?
A.
Overpopulation increases resource availability.
B.
Overpopulation is linked to decreased disease.
C.
Overpopulation occurs more frequently in developed areas of the world.
D.
Overpopulation results in increased waste and environmental pollution.
2.Which hypothesis is plausible for the extinction of the dodo bird? Select all answers that apply.
A.
The food and other resources they required became scarce due to climate change.
B.
An asteroid crashed into the region where the birds lived and only affected their survival and not the other animals that lived there.
C.
Cannibalism within the species caused the population to decline.
D.
Each bird dove into the water even though it could not swim, which led to mass drownings.
E.
Predators, including humans, hunted and killed the population to a point that it could not recover.
Answer:
(01) D
(02) E,C.
Explanation:
(01) the growing number of people in the cities puts a strain on waste management efforts. If a city cannot effectively cope, this will mean poor management which will strain the condition of our environment further. it can cause diseases especially in poor areas.
Which is a carbohydrate?
polysaccharide
nucleotide
nucleic acid
amino acid
How do muscles help in locomotion?
Answer:
Generally, muscles move the skeleton by working in opposite pairs. For instance, if you bend your elbow, your biceps (muscles on the front of the upper arm) contract and the triceps (muscles on the back of the upper arm) relax.
which membrane would show a more rapid recovery of fluorescence in a frap study?
Answer: a membrane containing a larger proportion of unsaturated fatty acids
Explanation:
Was it possible to determine if a substance was pure just by its appearance?
Pure substances typically have a sharp melting or boiling point, whereas impure substances have a broader melting or boiling point range due to the presence of impurities.
However, there are a few exceptions to this rule. In this answer, we will discuss the properties of a few substances that may allow you to determine if they are pure or not simply by their appearance.
If water has any color, odor, or taste, it is not pure and has some impurities present. Similarly, pure sugar is a white crystalline solid with a sweet taste. In conclusion, while the appearance of a substance can sometimes provide clues to its purity.
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The Rh factor identifies the presence of the rhesus protein in blood. The Rh factor can be represented by a + or – sign. It is important to know the Rh factor because just like how the antigens on the blood must be compatible, the rhesus protein in blood must also be compatible.If a person has Rh+ blood they can receive_______ blood. If a person has Rh- blood they can receive______blood.
Answer:
Rh+ blood can receive Rh+ and Rh- blood.
Rh- blood can only receive Rh- blood.
Explanation:
EDGE 2020
If a person has Rh+ blood they can receive both Rh+ and Rh- blood. If a person has Rh- blood they can receive only Rh- blood.
What do you mean by the Rh factor?The Rh factor may be defined as an important characteristic of blood cells. It indicates whether the blood of two different people is compatible when mixed.
A person with the Rh+ factor will not make anti-Rh antibodies. But a person with the Rh- factor will make the anti-Rh antibodies.
Therefore, if a person has Rh+ blood they can receive both Rh+ and Rh- blood. If a person has Rh- blood they can receive only Rh- blood.
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Explain how the sand castle in the video models the way weathering, erosion, and
deposition change rocks and the surface of Earth.
Answer:
In the video, the sandcastle represents the surface of the Earth, which is made up of different types of rocks. The sandcastle is exposed to different environmental factors, such as wind and water, which represent weathering and erosion, respectively. As the waves crash onto the sandcastle, the water breaks down the sand particles and carries them away, which is similar to how erosion works in nature.
As the waves recede, they deposit the sand particles on a new location, creating a new surface. This is an example of deposition, which can be observed in nature when sediment is deposited by water, wind, or glaciers.
The sandcastle also demonstrates how the forces of weathering, erosion, and deposition can change the shape of the Earth's surface over time. This process is known as geomorphology, and it involves the gradual transformation of the Earth's surface through natural processes.
Overall, the sandcastle in the video provides a simplified model of the complex processes of weathering, erosion, and deposition that shape the Earth's surface over time.
4 friends are talking about stars. this is what they said: ali: all objects that shine in the sky at night are stars. ram: only the sun and the moon are stars because they are bright. jack: only objects in the sky that give out their own ligh are stars. mehrab: only the sun is a star. who is correct?
Out of the four friends, Mehrab is correct. He states that only the sun is a star, which is accurate.
Stars are celestial bodies that emit their own light and energy through nuclear fusion. The sun, being a massive ball of hot, glowing gases, fits this definition perfectly.
Ali's statement that all shining objects in the night sky are stars is incorrect. While there are many objects that can be seen in the night sky, such as planets, satellites, and even airplanes, not all of them are stars.
Ram's statement that only the sun and the moon are stars because they are bright is also incorrect. The moon is not a star; it is Earth's natural satellite, reflecting the sun's light.
Jack's statement that the only objects in the sky that give out their own light are stars is partially correct. Stars do give out their own light, but not all objects that give out light in the sky are stars. For example, planets like Venus and Jupiter reflect the sun's light and can appear bright in the night sky, but they are not stars.
In summary, out of the four friends, Mehrab is correct in stating that only the sun is a star.
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6. The table describes characteristics of cells from two different organisms that belong to different kingdoms. Examination of Cells from Two Organisms Shape Centrioles Chloroplasts Cytoplasm Ribosomes Mitochondria Cell from Organism X Round and irregular *Present Not present Present Present Present Cell from Organism Y Rectangular and fixed Not present Present Present Present Present A. Organism X is more likely to have a lower body temperature than Organism Y because the cells of Organism X contain centrioles. B. Organism X uses more energy to remove waste than Organism Y because Organism X has round and irregularly shaped cells. C. Organism Y is more likely to make its own food than Organism X because Organism Y contains chloroplasts. D. Organism Y uses more resources to produce cells than Organism X because Organism X has round and irregularly shaped cells.
The correct answer is C. Organism Y is more likely to make its own food than Organism X because Organism Y contains chloroplasts.
What are chloroplasts ?Chloroplasts, small organelles located in plant cells and some protists, play a vital role in photosynthesis. Besides their adeptness to absorb light energy, they contain chlorophyll pigment that converts this absorbed radiance into usable chemical power for the cell to generate sustenance.
By scrutinizing the table given, we can infer that in contrast to organism X, which lacks these structures, organism Y crows its insatiable appetite through self-sustenance generated by photosynthesis. In other words, it presumably relies on itself for nutrient needs. Meanwhile, organism X may consume nutrition from outside sources.
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Pick one of these critical scarce resources:
• Phosphorus
• Scandium
• terbium
- Provide 3 reasons why this resource is so critical along with
what the resource is primarily used for.
- As the availability of the resource decreases, what would
you expect to happen to the price of the resource and
how will that impact the demand for the resource, and the costs of production of products that rely on that resource?
- Explain 3 ways the national economy would be impacted
by decreased availability of this resource.
- Explain 3 things American companies should do to
minimize the negative economic impacts of declining
availability of the resource.
- Explain 3 things the Federal government should do to
support the economy as this resource declines in
availability.
Let's focus on Phosphorus as the critical scarce resource. Here are the answers to your questions:
Reasons for Criticality and Primary Use of Phosphorus:
a. Essential Nutrient: Phosphorus is an essential nutrient for plant growth. It plays a crucial role in processes like photosynthesis, energy transfer, and DNA synthesis. Without phosphorus, plants cannot develop properly, impacting agricultural productivity.
b. Limited Reserves: Phosphorus reserves are finite and concentrated in a few countries. The scarcity arises from limited availability and geopolitical factors, making it critical for long-term sustainability.
c. Multiple Applications: Phosphorus is primarily used in fertilizers to enhance soil fertility and crop yields. It is also utilized in animal feed additives, detergents, food preservatives, and various industrial applications.
Impact of Decreased Availability on Price, Demand, and Production Costs:
As the availability of phosphorus decreases:
a. Price Increase: The price of phosphorus would likely rise due to supply-demand imbalances. Limited supply in the face of consistent or growing demand would drive up prices.
b. Demand Impact: Higher prices may lead to reduced demand for phosphorus-dependent products, especially in agriculture. Farmers might reduce fertilizer usage or seek alternatives, affecting the demand for phosphorus.
c. Production Costs: Industries relying on phosphorus would experience increased production costs due to higher input costs. This includes agricultural production, leading to potentially higher food prices, and other sectors dependent on phosphorus-based products.
Impact on National Economy:
Decreased availability of phosphorus can impact the national economy in several ways:
a. Agricultural Productivity: A decline in phosphorus availability would hamper agricultural productivity, leading to lower crop yields and potentially affecting food security.
b. Economic Sectors: Industries relying heavily on phosphorus, such as agriculture, food processing, and chemical manufacturing, may face challenges. The increased costs could impact their competitiveness and profitability.
c. International Trade: Countries heavily reliant on phosphorus imports might face trade imbalances and vulnerability in global markets. Dependence on a scarce resource increases the risk of supply disruptions and trade disputes.
Actions for American Companies:
American companies can minimize negative economic impacts by:
a. Resource Efficiency: Implementing technologies and practices that maximize the efficient use of phosphorus, such as precision agriculture and nutrient recycling systems.
b. Diversification of Inputs: Investing in research and development to identify and adopt alternative nutrient sources or develop phosphorus-efficient crop varieties.
c. International Cooperation: Collaborating with international partners to explore sustainable phosphorus management strategies, including recycling and responsible mining practices.
Actions for the Federal Government:
The Federal government can support the economy in the face of declining phosphorus availability by:
a. Research and Development: Investing in R&D initiatives to explore alternatives to phosphorus-based fertilizers, improve phosphorus recovery from waste streams, and promote sustainable agricultural practices.
b. Policy Measures: Implementing policies that incentivize phosphorus recycling, sustainable land management, and efficient fertilizer use. This can be done through regulations, tax incentives, or subsidies.
c. International Engagement: Engaging in global partnerships and collaborations to address phosphorus scarcity collectively, advocating for responsible mining practices, and ensuring fair trade in phosphorus-related products.
These actions aim to reduce dependence on phosphorus, promote resource efficiency, and stimulate innovation to mitigate the economic impacts of its declining availability.
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is there is no variation in shell thickness within a popualation of snails, and no mutations occur, what happens to shell thickness in response to crab predation?
If there is no variation in shell thickness within a population of snails and no mutations occur, the snails cannot adapt to the predation pressure from crabs, and shell thickness will not change over time. the answer is C) Shell thickness will remain the same over time.
Natural selection acts on variation within a population, favoring individuals with traits that increase their survival and reproductive success. Without variation, there is no differential survival or reproduction, and therefore no natural selection. In this scenario, the population of snails may eventually be extirpated by crab predation, as there is no mechanism for the snails to evolve a defense against the crabs. Therefore, the answer is C) Shell thickness will remain the same over time.
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Complete Question
Which of the following is most likely to happen to shell thickness in response to crab predation if there is no variation in shell thickness within a population of snails and no mutations occur?
A) Shell thickness will increase over time
B) Shell thickness will decrease over time
C) Shell thickness will remain the same over time
D) It is impossible to predict what will happen to shell thickness without more information
Unlike effective irrigation methods that could be considered sustainable, fishing techniques that are too effective are causing low bycatch and reduced hauls.
True
False
Answer:
True
Explanation:
I took the test
Answer: its true
Explanation: I also got it right :)
Please help !! 100pts
1.
Which of the following best summarizes why the technological invention of microscopes was important to biology?
It created public interest and support for research.
It created a means of funding for cell research.
It allowed for development of the cell theory.
It proved that cells could form spontaneously.
2.
Which of the following best compares the structures found in plant cells and animal cells?
Plant cells have rigid cell walls and do not contain mitochondria or ribosomes while animal cells do.
Plant cells contain rough endoplasmic reticulum and a Golgi apparatus while animal cells contain smooth endoplasmic reticulum surrounded by lysosomes.
Animal cells do not contain chloroplasts, cell walls, or a large central vacuole while plant cells do.
Animal cells contain cell walls and a large central vacuole while plant cells contain cell membranes and many small vacuoles.
3.
Which equation describes what happens in photosynthesis?
CO2 + O2 + H20 + energy → CH2O5
6CO2 + 6H2O + energy → C6H12O6 + 6O2
C6H12O6 + 6O2 → 6CO2 + 6H2O + energy
C6H12O6 + H20 → CO2 + energy
4.
Early elements of the cell theory followed soon after the development of Hooke’s light microscope. What does this relationship suggest about the evolution of the cell theory since Hooke?
Progress on the cell theory was delayed by a lack of technological progress.
Scientists needed to focus less on cells and more on microscope development.
Isolated scientists contributed pieces of the cell theory to form the whole.
Improvements in technology are closely related to changes in the cell theory.
5.
Oxygen is a product of photosynthesis. The primary role of this oxygen in cellular respiration is to
combine with lactate, forming pyruvate.
combine with carbon, forming CO2.
yield energy in the form of ATP as it is passed down the respiratory chain.
act as an acceptor for electrons and hydrogen, forming water.
6.
Some proteins catalyze biochemical reactions. If a genetic defect prevented a protein catalyst from being produced, which of the following do you predict would happen in the cell?
The reverse reaction of the one the protein catalyzes would begin to proceed.
The reaction the protein catalyzes would only occur in some places in the cell.
The cell would find a different type of protein to catalyze the reaction.
The reaction the protein catalyzes would proceed very slowly or not at all.
7.
Which statement best compares a eukaryote and a prokaryote?
Eukaryotes use active transport to move substances across the cell membrane, while prokaryotes use facilitated diffusion.
Eukaryotes have membrane-bound organelles, while prokaryotes have few specialized structures.
Eukaryotes use flagella to move themselves through substances, while prokaryotes are not able to move.
Eukaryotes have a cell wall, while prokaryotes have a cell membrane.
8.
What are the reactants for cellular respiration?
H2O and O2
Glucose and O2
Glucose and CO2
H2O and CO2
9.
Which of the following best compares the membranes found in different types of cells?
Animal cells have cell membranes and cell walls, but plant cells do not have cell membranes.
Prokaryotes and eukaryotes both have cell membranes, but eukaryotes also have membrane-¬‐bound organelles.
Animal cells have membrane-¬‐bound organelles, while plant cells carry out the functions necessary for life in the cytoplasm.
Prokaryotes have only cell membranes, while eukaryotes have both cell walls and cell membranes.
10.
Which of the following characteristics defines a cell as a eukaryote?
Having ribosomes
Being able to move
Having a nucleus
Being able to reproduce
11.
Water has a much higher specific heat than most other covalent compounds. What do you predict might happen if water had a low specific heat instead?
Harmful organisms living in water would reproduce at a rapid rate.
Organisms that are sensitive to changes in temperature would die.
Flooding would occur and animals would be forced to migrate.
Plants would not have enough water to effectively carry out photosynthesis.
12.
Which of the following best describes a result of the polar nature of water molecules?
Ionic compounds dissolve easily in water.
The volume of water decreases by nearly half when it is frozen.
Water molecules repel each other.
Water molecules repel most other substances.
Explanation:
1. It allowed for development of the cell theory.
2. Animal cells do not contain chloroplasts, cell walls, or a large central vacuole while plant cells do.
3. 6CO2 + 6H2O + energy → C6H12O6 + 6O2
4. Improvements in technology are closely related to changes in the cell theory.
5. Yield energy in the form of ATP as it is passed down the respiratory chain.
6. The reaction the protein catalyzes would only occur in some places in the cell.
7. Eukaryotes have a cell wall, while prokaryotes have a cell membrane.
8. Glucose and O2
9. Animal cells have cell membranes and cell walls, but plant cells do not have cell membranes.
10.Having a nucleus
11. Plants would not have enough water to effectively carry out photosynthesis.
12. Ionic compounds dissolve easily in water.
I hope this helps!
What organism is the main producer in freshwater ecosystems?
a. Phytoplankton b. Fish
c. Insects
d. Amphibians
The organism that is the primary producer in freshwater ecosystems is Phytoplankton. Phytoplankton are aquatic photosynthetic microscopic organisms found in marine and freshwater environments.
Phytoplankton are the backbone of freshwater ecosystems, and they are the most important organisms in the food chain because they provide the energy that supports all other living things. They are the primary producers of freshwater, and they are responsible for converting sunlight into organic matter through the process of photosynthesis.
Phytoplankton are critical for maintaining the water quality of freshwater ecosystems, as they remove nutrients from the water, which helps to prevent harmful algal blooms and other water quality issues. In short, phytoplankton plays a vital role in freshwater ecosystems and is the main producer in freshwater ecosystems.
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Are chemosynthetic bacteria autotrophs or heterotrophs?
Answer:
autotrophs
Explanation:
they can produce thier own energy and whatnot without the need of an outside source such as the sun for example
Visit the link below and use the information to answer the following question.
Why Is Biodiversity Important? Who Cares?
Name three ecosystem services provided by biodiversity.
Biodiversity is important to face environmental change, it should be cared for by all people and high biodiversity ecosystems include the Paranaense forest, the Atlantic forest, and Yungas forest.
What is biodiversity?Biodiversity can be defined as any type of variation (either genetic or phenotypic variation) of the individuals in a population.
Biodiversity is fundamental to maintaining healthy ecosystems and loss of biodiversity may even lead to extinction.
In conclusion, Biodiversity is important to face environmental change, it should be cared for by all people and high biodiversity ecosystems include the Paranaense forest (Argentina), the Atlantic forest (Brazil), and the Yungas forest (Argentina).
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Answer:protection of water resources
soil formation and protection
nutrient storage and recycling
pollution breakdown and absorption
climate stability
ecosystem maintenance
recovery from unpredictable events
Explanation:
Endoplasmic reticulum the Golgi apparatus, vacuoles, and lysosomes in a eukaryotic cell are made up of mostly what?
Answer:
Glucose (I think)
Explanation:
briefly, what is involved with farming natural sponges
Briefly, farming natural sponges involves the cultivation, harvesting, and processing of aquatic organisms called "sponges" that grow in the ocean. This process includes selecting appropriate sponge species, providing suitable growing conditions, monitoring their growth, and carefully harvesting them to ensure sustainability.
Farming natural sponges involves the cultivation and harvesting of sponge organisms from their natural habitats in the ocean. The process typically involves growing sponges on underwater farms or "sponge gardens," which are specially designed-structures made of ropes and nets that mimic the natural environment of sponges. The sponges are then harvested by hand, cleaned, and processed for use in various industries. Unlike synthetic sponges, natural sponges are environmentally friendly and sustainable, making them a popular choice for eco-conscious consumers. However, farming natural sponges requires careful management to prevent overfishing and damage to fragile ocean ecosystems.
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Normal biota of the lower respiratory tract include:
Corynebacterium.
Candida albicans.
Haemophilus influenzae.
Staphlococcus aureus.
None of the choices is correct.
None of the choices is correct, regarding the normal biota of the lower respiratory tract.
The lower respiratory tract, which includes the trachea, bronchi, and lungs, is generally considered sterile under healthy conditions. This means that no microorganisms, including bacteria or fungi, are present in the lower respiratory tract. However, some studies suggest that small amounts of bacteria may be present in healthy individuals, particularly in the distal airways. In contrast, the upper respiratory tract, which includes the nasal passages, pharynx, and larynx, is colonized by a diverse community of microorganisms collectively known as the normal biota. These microorganisms play important roles in maintaining respiratory health, such as preventing colonization by pathogenic bacteria, stimulating the immune system, and modulating inflammatory responses. Some of the common members of the normal biota of the upper respiratory tract include Streptococcus, Staphylococcus, Haemophilus, Neisseria, and Moraxella species. Corynebacterium and Candida's albicans are also present in the upper respiratory tract as part of the normal biota. However, they are not typically found in the lower respiratory tract.
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Explain how a wholemeal sandwich with tuna and tomatoes will be broken down by the digestive system. Start the process from the mouth and end at the anus.
Answer:
All of our energy and nutrition come by way of the gastrointestinal (GI) tract. It is an amazing machine well designed for digesting and absorbing nutrients and for shielding the rest of the body from microorganisms, viruses and other foreign matter. The GI tract spans from the mouth to the anus, with each separate organ having a role in digestion, absorption or excretion.Lastly, if you would like to learn more about yourself and how you can best reach your own nutritional and fitness goals, we encourage you to take a look at the following home health testing guides and resources:
Food Sensitivity Testing Guide
DNA Health Testing Guide
Guide to Life Extension Products
Home Health Testing Guide
Everlywell Home Tests Guide
Home Testing for Heavy Metals
Explanation:
(: tsorry hope to help
Which statement below is true regarding DNA
or RNA?
A)There are uracil nitrogen bases in DNA.
B)A DNA molecule can include the nitrogen bases of
A, U, G. and C.
C)DNA can be found both inside and outside the
nucleus.
D)A RNA molecule can include the nitrogen bases of
A, U, G. and C.
Answer:
B)A DNA molecule can include the nitrogen bases of A, U, G. and C.
Explanation:
DNA, or deoxyribonucleic acid, is a double-stranded molecule that contains the genetic instructions for the development and function of all living organisms. The structure of DNA is made up of two strands of nucleotides, which are the building blocks of DNA. Each nucleotide is composed of a sugar molecule, a phosphate group, and one of four nitrogenous bases: adenine (A), thymine (T), guanine (G), and cytosine (C). These four bases are the "letters" that spell out the genetic code in DNA.
RNA, or ribonucleic acid, is a single-stranded molecule that plays a central role in the biochemistry of cells, serving as a template for the synthesis of proteins. RNA is very similar to DNA, but there is one key difference: RNA contains the nitrogenous base uracil (U) instead of thymine (T). So the bases are A, U, G, and C.
So statement B is true that DNA molecules can include the nitrogen bases of A, T, G, and C, and statement D is false as RNA molecules can include the nitrogen bases of A, U, G, and C.
A calorie is the measure of the amount of energy contained in food. Which statement best describes a calorie?
a)A calorie contains 1000 kilocalories
b)It is the amount of energy needed to raise the temperature of 100 grams of water to
1 degree Celcius
c)It is the amount of energy needed to evaporate one gram of water
d)It is the amount of energy needed to raise the temperature of 1 gram of water by 1
degree Fahrenehit
e)It is the amount of energy needed to raise the temperature of 1 gram of water by 1 degree Celcius
Answer:
A
Explanation:
A because, A calorie is a unit that is used to measure energy. The Calorie you see on a food package is actually a kilocalorie, or 1,000 calories. A Calorie (kcal) is the amount of energy needed to raise the temperature of 1 kilogram of water 1 degree Celsius.