Answer:
The human brain is one of the most complex systems on earth. Every component of the brain must work together in order to keep its body functioning. The brain and the spinal cord make up the central nervous system, which alongside the peripheral nervous system is responsible for regulating all bodily functions.
image
The central nervous system: 1. Brain 2. Brain stem 3. Spinal cord
Psychology seeks to explain the mental processes and behavior of individuals by studying the interaction between mental processes and behavior on a systemic level. Therefore, the field of psychology is tightly intertwined with the study of the brain.
Explanation:
Which of the following describes how to safely work using aseptic technique? Select all that apply.
a. Treating microorganisms with 10% bleach for 20 minutes is sufficient to decontaminate prior to disposal.
b. Microwaving media is an appropriate means to sterilize before pouring plates.
c. Sterile media can be poured from a bottle to an empty sterile flask without using a flame.
d. Autoclaved tips and surface-sterilized tools should be used for all aseptic transfers.
The methods for safely working using aseptic technique are: Autoclaved tips and surface-sterilized tools should be used for all aseptic transfers.
Prior to transferring microorganisms to another medium, sterilize the wire loop by heating it until it glows red hot. Laboratory benches and surfaces should be cleaned with a sterilizing agent such as 70% ethanol before and after each use. The practice of using aseptic technique ensures the safety of both the microbiologist and the culture being grown. Aseptic techniques are a range of techniques used to protect microbiological cultures from being contaminated by other microorganisms that might exist in the surrounding environment.
Aseptic technique refers to any set of procedures that is performed under sterile conditions in order to avoid the introduction of contamination. Aseptic technique is commonly used in the laboratory when working with microorganisms that are sensitive to contamination or infection. In order to safely work using aseptic technique, it is important to follow several guidelines, including using sterilized tools and surfaces, cleaning laboratory benches and surfaces, and using a sterilizing agent such as 70% ethanol before and after each use.
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earth crust that is thinner but denser
Hello mate ,
The part of earth's crust that is thinner but denser would be asthenosphere.
✍️ By Benjemin ☺️
Answer:
Yes, that's true
Explanation:
Difference between mixture and compound
Please help
Answer:
mixture is a combination of two or more elements
and compound is a substance that is made up more than one type of atom bounded together
Answer:
Compound are substance which can be formed by chemically combining two or more element.
Mixture are the substance that are formed by physically mixing two or more substance.
Compound is always homogenous in nature.
Mixture can be homogenous or heterogeneous.
Compound they show their own characteristics.
Mixture they don't show their own characteristics
May this help you
In fungi, aseptate hyphae are coenocytic by definition. True or False?
The given statement, "In fungi, aseptate hyphae are coenocytic by definition." is true.
The given statement is true because aseptate hyphae are hyphae in fungi that lack septa or crosswalls, and they are characterized by having multiple nuclei spread throughout the hypha.
Coenocytic is a term used to describe a cell or organism that has multiple nuclei within a single cytoplasmic mass, and it is often used interchangeably with aseptate in the context of fungal hyphae.
Therefore, aseptate hyphae are coenocytic by definition, meaning they have multiple nuclei within a single, continuous cytoplasmic mass.
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axones negativas del medio ambiente
Answer:
Utilizar desodorantes en aerosolBeber agua en botella de plástico Arrojar un chicle al suelo Asearnos sin cerrar el grifo Consumir alimentos con aceite de palmaDejar las colillas en la playaSoltar un globo de helio al aire.Explanation
what factors are responsible for increasing the size of a population?
Answer:
Economic development
Explanation:
What is the probability of getting the same numbers on 3 dice when they are thrown simultaneously?
Answer:
So, assuming the dice are 'fair' (that each of the six numbers has a probability of 1/6 of showing up on each of the dice), there is a probability of 1/36 that all three dice will show the same number.
Explanation:
5). The students investigate where these crabs are found at low tide.
They choose 8 rocks pools in each part of the rocky shore. They count the number of crabs in each pool.
The lower shore is closer to the sea.
Middle shore
3
Lower shore
2
Upper shore
1
Look at the number of crabs found at each part of the shore.
Using the evidence from the table write down the best part of the shore for the crabs.
There are more crabs in one part of the shore than the other parts. Suggest a reason why.
According to the information in the table, the lower shore, where the students discovered two crabs in each rock pool, appears to be the best area of shore for crabs. The average number of crabs per pool on the lower and middle shores was 3 and 1, respectively.
The fact that the low-lying coastline often experiences more time under water during each tidal cycle than the high coast is a possible explanation for this trend. This suggests that the lower beach may provide crabs with more food and resources, allowing them to grow and reproduce more successfully. The lower beach may provide more cover and protection from predators, which may possibly be a factor in the higher concentration of crabs there.
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How does gene expression differ between human fibroblasts and induced pluripotent stem cells (iPS)?
Answer:
Both have different gene expression due to produce from different sources.
Explanation:
Gene expression is different between human fibroblasts and induced pluripotent stem cells because both cells are formed from different sources. Human fibroblasts is produced from ''mesenchyme'' a type of connective tissue whereas induced pluripotent are the stem cells which can be produced from adult cells so we can say that both have different gene expression.
Both have different gene expression due to produce from different sources.
The following information should be considered:
Gene expression is different between human fibroblasts and induced pluripotent stem cells since both cells are created from different sources. Human fibroblasts is generated from ''mesenchyme'' a type of connective tissue while on the other hand, induced pluripotent are the stem cells that could be generated from adult cell.Learn more: https://brainly.com/question/20492533?referrer=searchResults
T/F three types of circulation that exist in animals are open circulatory systems, closed circulatory systems, and cavities.
Animals have three different types of circulation: open circulatory systems, closed circulatory systems, and cavities.
Animals' circulation comes in three flavours.Cavities, closed circulatory systems, and open circulatory systems are the three basic forms of circulation found in animals.
Open circulatory systems carry blood throughout the body through vessels that branch off, such as the hemocoel of insects or the coelom of certain worms.
In a closed circulatory system, blood travels in a loop via organs like the heart, arteries, capillaries, and veins before returning to the heart.
A single chamber that is filled with blood makes up the circulatory system of various species, including some fish.
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what is C6H1200 for photosynthesis
Answer:
glucose
Explanation:
Molecular formula for glucose is C6H12O6
Genetic Engineering: The term for the process of removing exons from RNA as well as a term for joining DNA strands?
The term used for the removal of exons from RNA is called splicing. And the term used for the joining of DNA strands is ligation.
Splicing is the process in which the coding genes are joined together while removing the non-coding genes. The coding genes are called exons while the non-coding genes are called introns. Splicing is performed upon the m-RNA strand.
DNA stands for Deoxyribonucleic Acid. IDNA is a nucleic acid which acts as the genetic material in majority of the organisms. The DNA is a double helix structure which consists of sugar and phosphate backbone and the nucleotide bases emerging out of it perpendicularly.
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If fungi do not require sunlight for photosynthesis, then is a fungus an autotroph or heterotroph?
Answer: Heterotroph
Explanation:
All fungi are heterotrophic, which means that they get the energy they need to live from other organisms.
8.) A combination of two simple sugars is called a
A. Dipeptide
B. Fatty Acid
C. Disaccharide
D. Macromolecule
Answer:
C. Disaccharide
Explanation:
A disaccharide (also called a double sugar or bivose) is the sugar formed when two monosaccharides (simple sugars) are joined by glycosidic linkage. Like monosaccharides, disaccharides are soluble in water. Three common examples are sucrose, lactose, and maltose.
Answer:
Disaccharide (also called a double sugar or bivose)
What are the two types of evolution? What are the differences between the two?
Answer:
Divergent evolution/ the evolutionary pattern in which two species gradually become increasingly different.
Parallel evolution/ two or more lineages have changed in similar ways so that the evolved descendants are as similar to each other as their ancestors were.
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Refers to the broader range of changes such as the changes in average weather patterns in an area overtime
Answer:
Climate.
Explanation:
Weather can be defined as the atmospheric conditions of a particular area over a short period of time.
The elements of weather include precipitation, wind, temperature, atmospheric pressure, relative humidity, cloud, and wind speed.
On the other hand, climate can be defined as the change in the atmospheric conditions and manifestation of weather in a particular area over a long period of time usually 30 years.
Hence, climate refers to the broader range of changes such as the changes in average weather patterns in an area overtime.
which energy pathway is dominant when the body is at rest or during low-intensity, long-duration activity? anaerobic glycolysis atp/cp oxidative energy pathway lactate
The energy pathway that is dominant when the body is at rest or during low-intensity, long-duration activity is the oxidative energy pathway.
The oxidative energy pathway, also known as aerobic metabolism, is the primary source of energy during rest and low-intensity activities. This pathway uses oxygen to break down carbohydrates, fats, and proteins to produce ATP (adenosine triphosphate), which is the main energy currency of the cell.
In contrast, anaerobic glycolysis and the ATP/CP pathway are more dominant during high-intensity, short-duration activities. Anaerobic glycolysis involves breaking down glucose without the presence of oxygen, producing ATP and lactate as byproducts. The ATP/CP pathway, on the other hand, relies on stored creatine phosphate (CP) in the muscles to regenerate ATP rapidly.
However, during low-intensity, long-duration activities, such as walking or light jogging, the oxidative energy pathway is favored due to its ability to produce a steady supply of ATP for a longer period. This pathway also helps to clear lactate, which can accumulate during high-intensity activities and lead to muscle fatigue.
In summary, the oxidative energy pathway is the dominant energy system at rest and during low-intensity, long-duration activities due to its efficiency in producing ATP for extended periods and its ability to utilize oxygen, carbohydrates, fats, and proteins as fuel sources.
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Identify the phrase that best describes a transfer of energy between the hydrosphere and the atmosphere. Ocean currents transport warm water from the equator to the poles and cold water from the poles to the tropics. These currents help regulate air temperatures and, therefore, the global climate, counteracting the uneven distribution of solar radiation reaching Earth. If there were no currents, the temperature near the equator would be extremely hot, and the temperature near the poles would be extremely cold. These areas would not be suitable for living things to survive.
These currents help regulate air temperatures and, therefore, the global climate, counteracting the uneven distribution of solar radiation reaching Earth.
What is a hydrosphere?The hydrosphere consists of water forms and all water layers of the earth.
Examples are oceans, seas, rivers, lakes, etc.
Ocean currents help in the transfer of energy between the hydrosphere and the atmosphere.
It also regulates the temperature of the air.
Thus, the correct option is B, Ocean currents help regulate air temperatures and, therefore, the global climate, counteracting the uneven distribution of solar radiation reaching Earth.
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Answer:
2nd option
Explanation:
"These currents help regulate air temperatures and, therefore, the global climate, counteracting the uneven distribution of solar radiation reaching Earth."
Phloem tissue consists of tube-shaped cells that have small holes at each end. What does this structure enable phloem tissue to do?
OA. Trap any microorganisms that are invading the plant
OB. Allow oxygen and carbon dioxide to enter and leave the plant
OC. Act like sieves, letting only some materials pass through
OD. Share genetic material among all the cells of the plant
Phloem tissue consists of tube-shaped cells that have small holes at each end, this structure enables phloem tissue to act like sieves, letting only some materials pass through, option C is correct.
The structure of the tube-shaped cells in phloem tissue, known as sieve-tube elements, enables them to act like sieves, allowing only some materials to pass through. This is because sieve-tube elements have small holes at each end, called sieve plates, that allow for the movement of fluids and dissolved substances.
The movement of nutrients such as sugars, amino acids, and hormones, from the leaves to the rest of the plant is facilitated by the phloem tissue. The sieve plates prevent larger particles, such as proteins and organelles, from passing through, thus ensuring that only the necessary substances are transported, option C is correct.
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pollination is a process that occurs only in seed plants. what process in seedless plants is analogous to pollination?
Since seedless plants do not produce seeds, they do not undergo pollination as a reproductive process. Instead, seedless plants reproduce through other means, such as spores.
A process analogous to pollination in seedless plants is the transfer of spores from one individual to another. Spores are the reproductive structures in seedless plants that can develop into gametophytes, which produce gametes that then fuse to form a new sporophyte generation. In ferns, spores are produced on the underside of the leaves and are dispersed by wind or water to other locations where they can germinate and grow into new fern plants. This process of spore dispersal and germination can be seen as analogous to pollination in seed plants, as both involve the transfer of reproductive structures to enable fertilization and the development of new generations.
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the formation of endodermal and ectodermal germ layers occurs at ________.
The formation of endodermal and ectodermal germ layers occurs at gastrulation.
Early in the development of the embryo, a crucial process called gastrulation takes place. This encompasses cell movement and reorganisation throughout the embryo, culminating in the ectoderm, mesoderm, and endoderm that constitute the three basic germ layers. Gastrulation is the process in early embryonic development where the blastula transforms into a three-layered structure called the gastrula.
The blastula, a hollow ball of cells, endures substantial changes throughout gastrulation. The cells penetrate and generate a feature known as the blastopore. This blastopore eventually gives rise to an incision known as the primitive streak by cell movement. The cells move and arrange themselves into the three germ layers at that point.
The ectoderm, which is the top layer, is where the nervous system, skin, and hair are formed. The intermediate layer, known as the mesoderm, gives rise to structures like muscles, bones, and elements of the circulatory system. The innermost layer, the endoderm, gives rise to organs like the liver, lungs, and digestive system.
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6 If the results of an experiment do not support a hypothesis, is the hypothesis a failure?
a. Yes. If the results of an experiment fail to support a hypothesis, the hypothesis is obviously wrong.
b. Yes. In order for a hypothesis to be useful, the results of the experiment must support it.
c. Not necessarily. Even if a hypothesis is not supported, the data collected may lead to new hypotheses and investigations.
D. No. A mistake has been made in the procedure. The experiment should be repeated with a different procedure, because the results will support the hypothesis the second time.
If the results of an experiment do not support a hypothesis, not necessarily, even if a hypothesis is not supported, the data collected may lead to new hypotheses and investigations, option (c) is correct.
Even if a hypothesis is not confirmed, the information gathered may inspire new theories and research. It is important to understand that science is a process of inquiry and discovery, and it is not always possible for a hypothesis to be proven correct.
The scientific method involves formulating a hypothesis based on previous observations and knowledge, and then testing it through experimentation. If the results do not support the hypothesis, it does not necessarily mean that the hypothesis is a failure or that the experiment was a waste of time, option (c) is correct.
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Glucose travels by facilitated
diffusion instead of simple
diffusion like other molecules.
Why?
A. The cell requires more glucose than the
process of simple diffusion can supply.
B. The glucose molecule is too large to
travel by simple diffusion.
C. Glucose moves by simple diffusion into
a cell.
curs in
mes,
out slightly
Answer:b
Explanation: it’s b because i got the question right
Answer:b
Explanation:
B. The glucose molecule is too large totravel by simple diffusion.
What organelles are involved in cellular respiration?
Mitochondria is the organelle involved in cellular respiration.
What organelles are involved in cellular respiration?During cellular respiration, a sequence of chemical processes convert glucose into ATP (Adenosine Triphosphate).The mitochondria are where many of the processes involved in cellular respiration take place. Cellular respiration is carried out by mitochondria as their main job. Energy is created by mitochondria during respiration of a cell in the form of ATP. As they fuel the cell, these are frequently referred to as the cell's powerhouse. Most eukaryotic cells contain mitochondria, which are oval-shaped organelles. During cellular respiration, substances like glucose are converted by mitochondria into ATP, an energy molecule. Numerous bodily responses can be powered by cellular respiration, which can be used as energy. Glycolysis, the citric acid cycle, and oxidative phosphorylation are the three basic processes that take place during cellular respiration.To learn more about Mitochondria, refer:
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what is photo synthesis
Answer:
photosynthesis is the process where plants use the sun's energy and carbon dioxide to produce food(gluscose)
photosynthesis is the process where plants(producers)get energy from the sun to grow their food
this type of soil consists largely of partially decomposed organic material associated with bogs and is commonly referred to as peat.
Soils consisting primarily of peat are known as Histosols. Peat forms in wetland conditions where there is a high water table or stagnant water.
It limits the availability of oxygen and slows down the decomposition process.
As a result, organic matter, primarily composed of plant material, accumulates and undergoes partial decomposition to form peat.
Histosols are characterized by their high organic matter content, dark color, spongy texture, and ability to retain moisture.
They are commonly found in bogs, moors, and other wetland environments.
Peat soil is an important natural resource used for horticulture, fuel, and as a carbon sink due to its high organic carbon content.
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1. Which is a source of genetic variation?
a. Mutations
b. artificial selection
C. exponential growth
d. genetic bottlenecking
Answer:
Mutation is a source of genetic variation
Answer:
Mutations
Explanation:
Mutations, the changes in the sequences of genes in DNA, are one source of genetic variation. Another source is gene flow, or the movement of genes between different groups of organisms. Finally, genetic variation can be a result of sexual reproduction, which leads to the creation of new combinations of genes.
Why were Oparin and Darwin's ideas about the Origins of Life not immediately considered to be part of a scientific theory about the origins of life on Earth?
Answer:
Darwin's opinion seems to have changed over time from his original remark in the 1861 3rd edition of The Origin of Species.
Oparin and Darwin’s ideas about the Origins of life are not immediately considered to be part of a scientific theory about the origins of life on earth because the ideas they proposed were difficult to test or observe.
What is Oparin's hypothesis regarding the origin of life?According to the Oparin hypothesis life originate from inorganic molecules, like amino acids considered to be formed first, and then combines to form complex polymers.
This hypothesis has no scientific proof due for this reason the idea of Oparin idea was not immediately considered to be part of a scientific theory.
The theory given by Darwin challenged the idea that God is the creator of all animals and plants that are present on earth and there were no proper pieces of evidence to prove this theory when it is published to convince several scientists.
Due to a lack of pieces evidence and scientific proof, Oparin and Darwin's ideas about the Origins of Life on earth are not immediately considered to be part of scientific theory.
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When rocks and soil are broken down into smaller pieces, this is called ______.
Answer:
weathering
Explanation:
During what process do producers convert carbon dioxide into carbohydrates?
Carbon dioxide is converted into carbohydrates during the carbon cycle
Carbon dioxide is converted into carbohydrates during cellular respiration
Carbon dioxide is converted into carbohydrates during the eating process
Carbon dioxide is converted into carbohydrates during photosynthesis
Answer:
Answer is d
Explanation:
CO2 is converted into carbohydrates during photosynthesis
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