This is the question I need help with.
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Answer:
where is the question???????????
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what are the filamentous mats formed by most fungi called? question 2 options: a) hyphae b) mycelia c) haustoria d) arbuscles
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Filamentous mats formed by most fungi are called: mycelia. The correct option is B.
Mycelium is the vegetative part of the fungus, which is a network of hyphae that can grow under the surface of the soil or in other substrates like decaying organic matter. This network is used by fungi to absorb nutrients and moisture from the environment and to distribute nutrients throughout the organism.
It also helps to anchor the fungus in place and protect it from predators and other environmental stresses. Mycelia are composed of individual strands called hyphae. These are thread-like structures that can extend and branch out to form a complex network of filaments.
Hyphae can grow in different directions, allowing the fungus to explore and exploit its environment. They can penetrate small spaces and break down organic matter, making nutrients more available to the fungus and other organisms in the ecosystem.
The growth and behavior of mycelia are influenced by a variety of factors, including temperature, humidity, pH, and the availability of nutrients. They can exhibit a range of patterns and textures depending on these factors and the species of fungus involved. Filamentous mats can be seen on decaying matter such as dead trees or in moist soils, etc.
Thus, mycelia are the answer to the given question.
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Select all of the results of biotechnology. a the use of gene therapy in humans and animals b the natural selection of a species by natural changes in the environment c development of new plant species d the creation and improvement of vaccines e changing an organisms coloration to adapt to the environment f the cloning of an identical species by the isolation of a cell's genes
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The use of gene therapy in humans and animals. The creation and improvement of vaccines.
Define biotechnology.
Biotechnology is the use of biology to the creation of new things, processes, and organisms with the goal of enhancing society and human health. Since the domestication of plants and animals as well as the discovery of fermentation, biotechnology, often known as biotech, has existed.
Gene therapy is a method for treating or curing disease by changing a person's DNA. Gene treatments can function in a variety of ways: putting a healthy copy of the gene in place of a disease-causing gene. putting a defective gene that causes an illness into active.
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what are some environmental factors that can influence gene expression
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Epigenetic factors are among the factors that can be able to influence gene expression
Environmental factors that affect gene expressionEnvironmental influences have the ability to affect gene expression patterns without changing the DNA sequence through epigenetic modifications. Environmental elements like nutrition, stress, and exposure to poisons or chemicals can affect epigenetic alterations like DNA methylation and histone modifications.
Understanding the complex interactions between genes and the environment that shape an organism's phenotype and determine how it adapts to its environment is essential for understanding how environmental influences affect gene expression.
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Based on their locations in the periodic table, which two elements are most likely to form covalent bonds with each other? (1 point) nitrogen (N) and oxygen (O) nitrogen (N) and oxygen (O) magnesium (Mg) and sulfur (S) magnesium (Mg) and sulfur (S) sodium (Na) and bromine (Br) sodium (Na) and bromine (Br) potassium (K) and iodine (I).
10 points available
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Answer:b
Explanation:c it’s both
How can I test my hypothesis?
Earth Science
Hypothesis: Different materials will change the temperature at different rates when exposed to the same amount of heat. This is because the different materials absorb heat at different rates. The Sun's radiation warm the surface of the Earth. Among the factors that affect heating on the planet's surface is the altitude of the location. The elevation affects the climate of the place. UV increases in high altitude places. The latitude changes the way the Sun's rays impact the Earth. It changes the light of the daylight hours in various places of the Earth. Solar ultraviolet radiation impacts the surface of the planet. The surface "keeps" the heat and reflects it. Surfaces such as concrete, metal, and sand from the beach reflect UV onto a person. UV radiation can diffuse although a person is under shade. Scattered UV can reach the person. The Sun's radiation warm the surface of the Earth. Among the factors that affect heating on the planet's surface is the altitude of the location. The elevation affects the climate of the place. UV increases in high altitude places. The latitude changes the way the Sun's rays impact the Earth. It changes the light of the daylight hours in various places of the Earth. Solar ultraviolet radiation impacts the surface of the planet. The surface "keeps" the heat and reflects it. Surfaces such as concrete, metal, and sand from the beach reflect UV onto a person. UV radiation can diffuse although a person is under shade. Scattered UV can reach the person
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To test the hypothesis, conduct an experiment where different materials are exposed to the same amount of heat and measure the temperature change. Control variables, vary materials, and repeat experiments.
To ensure a fair test, you would need to control for variables such as the amount of heat applied, the starting temperature of the materials, and the duration of the experiment. You would also need to use materials of the same size and shape to ensure consistent results.
Additionally, you could vary the type of materials you use, such as metal, wood, and plastic, to see if there is a significant difference in how they absorb and retain heat. You could also repeat the experiment multiple times to ensure the results are consistent and reliable.
To relate your hypothesis to Earth Science, you could investigate how different materials found in various environments, such as soil, rocks, and water, absorb and retain heat differently, and how this impacts the climate of those regions. You could also explore how the altitude and latitude of a location affect the absorption and retention of heat by different materials.
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where are fossil fuels found?
in the air
in the earth
in trees
in animals
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in the earths crust, so in the earth
Hope this helped :T
starch is digested by amylase in mouth, but it is not digested in the stomach. what is the reason for this?
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Answer:
Explanation:
Only about five percent of starches are broken down in the mouth. (This is a good thing as more glucose in the mouth would lead to more tooth decay.) When carbohydrates reach the stomach no further chemical breakdown occurs because the amylase enzyme does not function in the acidic conditions of the stomach.
How can you avoid or manage
Type 1 and Type 2 diabetes
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Answer:
as we all know, diabetes can only be prevented by eating very very very less sugar. Diabetes type 1 and 2 can be prevented both by eating sugar free meals
What is a method of calculating density for an irregular object called
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Answer:
I believe it is (mass/volume).
Explain the terms for character and trait. Give an example of a character found in pea plants, fruit flies, and humans as well as a trait that occurs for each.
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In biology, the terms "character" and "trait" are used to describe different aspects of an organism's observable features or characteristics.
A character refers to a specific feature or attribute that can be observed in an organism. It is often used to describe a broader category of traits or characteristics. For example, flower color, seed shape, or eye color are all considered characters.
A trait, on the other hand, refers to a specific variant or expression of a character. It is a distinct form or state that a character can take within a particular species or individual. Traits are the specific observable characteristics that contribute to the overall expression of a character.
Here are examples of characters and traits found in pea plants, fruit flies, and humans:
1. Pea Plants:
Character: Flower color
Trait: Purple flowers (dominant trait) or white flowers (recessive trait)
2. Fruit Flies (Drosophila melanogaster):
Character: Wing shape
Trait: Normal wings (wild-type trait) or vestigial wings (mutant trait)
3. Humans:
Character: Blood type
Trait: ABO blood group system with traits such as A, B, AB, or O blood types
In these examples, the character represents a general feature, and the trait represents a specific expression or variant of that character within the respective organism.
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Explain why having only one ventricle makes the circulatory system less efficient.
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The efficiency of a double-circulatory system with two ventricles will be greater than that of a single ventricle.
When there are two ventricles, each one can receive both pure oxygenated blood and impure, deoxygenated blood. Four distinct chambers make up the human heart. The septum separates the right and left halves of the body. The right atrium sends deoxygenated blood to the right ventricle. Through the pulmonary artery, the lungs receive this deoxygenated blood and reoxygenate it. Pulmonary circulation is this area of the circulatory system. Through the aorta, the left ventricle transports oxygenated blood to every area of the body. It receives this blood from the left atrium. The systemic circulation we're talking about here.
Consequently, two ventricles are crucial for the effective operation of the pulmonary and systemic circulation.
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At a pH below 3.5, fats and hypertonicity in the duodenum decrease gastric motility by what mechanisms
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Answer:
glucagon
Explanation:
Research an invasive species in Ohio. Explain to me how the species is a problem for the ecosystems found in Ohio.
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Hemoglobin, insulin, albumin, an maltose, which are composed of chains of amino acids, are examples of
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Answer:
Proteins
Explanation:
These are all examples of proteins
As a protein, insulin is made up of two chains A and B each of these chains have 21 and 30 amino acids.
As a protein, haemoglobin has 4npolypeptides chains. Each of these chains have greater than 140 amino acids. The chains are attached to a heme group.
Albumin is also a protein. It's composition is about 69% of blood protein. It is made by the liver.
Maltose is a disaccharide
4.07 ASTRONOMY
When our Milky Way collides with Andromeda the following will occur?
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Answer:
Galactic Cannibalism
Explanation:
The Milky Way and Andromeda will merge together.
what causes a continent to grow?
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Answer:
Architecture and the overall ability to be good as a community. That's how I see continents positively growing today.
Architecture means designing and building things.
Pronounce:
Arc-e-tex-ture
Hope this helps have a great day! ♣
Which of the following statements about Cnidarians and Ctenophores are accurate? (Select all that apply) Ctenophores are filter feeders whereas cnidarians are carnivores Cnidarians have an incomplete digestive system whereas ctenophores have a complete digestive system Both cnidarians and ctenophores produce and utilize cnidocytes for prey capture Ctenophores swim using comb rows whereas cnidarians typically swim using muscle contractions A hydra or sea anemone displays the body form whereas a jellyfish displays the body form. polyp/ medusa Omedusa/ polyp O polyp/ polyp medusa/ medusa What are the cnidocytes? specialized flagellated cells for water movement through the cnidarian body specialized ciliated cells that help the animal swim specialized adhesive cells used in feeding specialized cells with threadlike filaments that function in prey capture and defense specialized excretory cells for waste removal
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The correct statements are:Ctenophores are filter feeders whereas cnidarians are carnivores.Cnidarians and Ctenophores are two phyla of animals in the Kingdom Animalia that exhibit significant diversity in form and lifestyle.
Cnidarians and Ctenophores both produce and use cnidocytes for prey capture. Cnidocytes are specialized cells with thread-like filaments that function in prey capture and defense.Both cnidarians and ctenophores exhibit two distinct body forms: a polyp and a medusa. A hydra or sea anemone displays the body form whereas a jellyfish displays the medusa body form.
Ctenophores swim using comb rows whereas cnidarians typically swim using muscle contractions.Cnidarians have an incomplete digestive system, whereas ctenophores have a complete digestive system.
The correct statements are:Ctenophores are filter feeders whereas cnidarians are carnivores.Cnidarians have an incomplete digestive system whereas ctenophores have a complete digestive system.Both cnidarians and ctenophores produce and utilize cnidocytes for prey capture.
Ctenophores swim using comb rows whereas cnidarians typically swim using muscle contractions.A hydra or sea anemone displays the polyp body form whereas a jellyfish displays the medusa body form.The correct answer is option A, C, D, and E.
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Explain: " The cell is a living unit greater than the sum of its parts."
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The cell is a living unit greater than the sum of its parts" emphasizes that a cell possesses emergent properties and functions that go beyond the individual components it comprises.
While a cell consists of various organelles with specific roles, its behavior and capabilities result from the interactions and integration of these components. Cells exhibit emergent properties such as growth, reproduction, response to stimuli, and specialized functions.
In multicellular organisms, cells collaborate to form tissues, organs, and organ systems, further showcasing emergent properties that cannot be attributed solely to individual cells.
Understanding the complexity and functionality of cells requires recognizing their integrated nature, where the whole cell entity transcends the mere sum of its constituent parts.
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can u help me please
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Answer:
...........................
Water-soluble vitamins: Group of answer choices are stored in body tissues to a large extent are easily excreted in the urine dissolve in body fluids but not in cooking water often result in toxicities among infants and children
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Option b is correct because water-soluble vitamins are easily excreted in the urine, making it difficult to overdose on them. Water-soluble vitamins are a group of vitamins that are not stored in the body in large amounts, and are easily excreted in urine when consumed in excess.
Therefore, option a is incorrect. Option c is incorrect because water-soluble vitamins dissolve in both body fluids and cooking water. Option d is also incorrect because toxicities from water-soluble vitamins are rare, and usually only occur when consumed in extremely high doses.
It is important to note that water-soluble vitamins, such as vitamin C and B-complex vitamins, must be consumed on a regular basis to maintain adequate levels in the body, as they are not stored in the body for long periods of time. In summary, option b is the correct answer, and the other options are incorrect because they do not accurately describe the characteristics of water-soluble vitamins.
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please help
5 points for each question
1. define enzymes in your own words
2. distinguish between absorption and digestion
3. compare the functions of the stomach and the small intestine
4. give an example of how the digestive system affects other systems
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Enzymes are biological catalysts of chemical reactions. Absorption refers to the intake of substances from the small intestine while digestion also involves breaking down foods by enzymatic processes. The stomach mechanically breaks down food into small substances, while the small intestine absorbs these products. The digestive system affects other systems because the chemical energy required by cellular respiration is obtained by digestion.
What is an enzyme?An enzyme is a biological catalyst that acts to lower the activation energy of reactions. These catalysts (enzymes) play a fundamental role in digestion by breaking down foods into smaller particles.
Moreover, the small intestine functions to absorb these small particles which are used by cells during cellular respiration.
Therefore, with this data, we can see that an enzyme is a catalyst that acts to enhance the release of energy in the chemical reaction that occurs during digestion, which is a process that involves many organs such as the stomach and the small intestine.
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Solar system, please help me!
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2. Ptolemy did his best given the idea that earth was the center of the universe,but Copernicus came up with a more simpler model by abandoning that assumption. People had to agree that the sun was the center of the solar system before they could be Copernicus was correct.
3.Ptolemy believe that the planets, the sun , the moon, and the starts all orbited the earth. The earth, in the heart of the universe remained stilled .
???????????? Someone help me with this answer please
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the tested tripeptide variants most likely have which of the following characteristics in common? primary structure isoelectric point hydrophobicity a. i and ii only b. i and iii only c. ii and iii only d. i, ii, and iii
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The tested tripeptide variants most likely have the following characteristics in common:
I. Primary structure. II. Isoelectric point. III. Hydrophobicity.All three characteristics are required in order for the tripeptide to exist, so the answer is D: I, II, and III.
When forming a tripeptide, the sequence of the three amino acids is essential in determining the structure and properties of the peptide. The sequence of the amino acids is determined by the order of the codons in the mRNA strand, which is ultimately determined by the DNA sequence. The primary structure of the tripeptide is then determined by the peptide bond that forms between each of the linked amino acids.
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which cells are more active in kids and teenagers?
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Answer:
osteoblast
Explanation:
The cells that are more active in kids and teenagers are "growth cells."
About growth cellCells in kids and teenagers are generally more active than cells in adults. This is due to the increased activity of the endocrine system in growing bodies. Cells in children and teens produce more proteins, hormones, and enzymes which lead to a higher metabolic rate. This increased cell activity helps to regulate the growth and development of their bodies.
Growth cells are responsible for the rapid growth and development that occurs during childhood and adolescence. These cells are more active during this time because they are needed to support the physical changes that occur as children and teenagers grow and develop.
Additionally, the cells in the brain, specifically the "neurons," are also more active during this time as the brain is rapidly developing and learning new information. Overall, the "growth cells" and "neurons" are the most active cells in kids and teenagers.
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Someone help me define these pls
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Original Horizontality—The Principle of Original Horizontality states that layers of sediment are originally deposited horizontally under the action of gravity. It is a relative dating technique. The principle is important to the analysis of folded and tilted strata.
lateral continuity—The principle of lateral continuity states that layers of sediment initially extend laterally in all directions; in other words, they are laterally continuous. As a result, rocks that are otherwise similar, but are now separated by a valley or other erosional feature, can be assumed to be originally continuous.
Superposition—Superposition is the ability of a quantum system to be in multiple states at the same time until it is measured.
2 ways to change the rate of a chemical reaction
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Answer:
Increase the concentration of a reactant.
Increase the temperature of the reactants.
say conservation biologists identify a new species of frog that is only found in a series of ponds in a particular part of the sahara desert where water can persist. these ponds receive very little external pressure and are environmentally stable. the biologists monitor the frog populations for a couple of years and uncover several key things: that their populations are declining in size, that populations have low genetic diversity within ponds (populations) but high diversity between them, and that the tadpoles experience moderate mortality due to a pathogen that has little impact on adult frogs. given this information, which method(s) below are likely to help with conservation of this new frog species?
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The methods that are likely to help with the conservation of the new frog species are captive breeding programs and implementing measures to reduce the spread of the pathogen.
Based on the information provided, the declining population size and low genetic diversity within ponds indicate that the new frog species is facing threats to its survival. To address these challenges, conservation efforts can focus on two main methods.
Firstly, implementing captive breeding programs can help in conserving the frog species. By establishing captive breeding populations, conservationists can ensure the survival and growth of the species outside its natural habitat. This approach can help increase the population size and genetic diversity, thus enhancing the species' chances of long-term survival.
Secondly, since the tadpoles experience moderate mortality due to a pathogen, efforts should be made to reduce the spread of the pathogen and protect the tadpoles. This can be achieved by implementing measures such as disease surveillance, habitat management, and isolation techniques to prevent the pathogen from spreading among the populations. By protecting the tadpoles, the species can have a higher chance of successful reproduction and population growth.
In summary, conservation efforts for the new frog species should include captive breeding programs to increase population size and genetic diversity, as well as measures to reduce the spread of the pathogen affecting the tadpoles. These actions can help conserve and protect the species in the face of declining population size and threats to genetic diversity.
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A person's blood type is determined by the:_______
a) A person's blood type is determined by the volume of the RBCs.
b) Shape of the RBCs.
c) Chemical composition of the hemoglobin.
d) Size of the RBCs.
e) Presence of specific glycoproteins on the cell membrane.
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Answer:
) Presence of specific glycoproteins on the cell membrane
Explanation:
When specif glycoproteins(antigens) or antibody are present on a cell membrane of Red blood cell,they can be used to identify the blood type.Antigens are substances capable of triggering an immune response in a cells.
In addition,they function in transport of molecules across the RBC. They help in the maintenance of the RBC,and aiding the arrest of cells capable of causing diseases to the body.
Therefore,they are good determinants of blood types,based on this two types of antigens present in a blood type.
These two antigens used for classification of blood types are the 1-the ABO antigens 2,the Rhesus antigens.
Essentially,when a WBC produces an antibody ,which is a molecule that defends the body,If this is not compatible,the antibody will recognize it as a foreign body and attack it.Thus such blood types are not compatible. Thus the antibody-antigen reaction are good for knowing and classify blood types.
Antigen can also be glycoprotein,carbohydrate or glycolipids.
Generally blood types are inherited from both parents.Therefore the antigen present on the RBC are combination of the alleles from each parent.
Need this for a science paper
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The availability of food sources is an important factor in the population size of a species. If food is limited, the population size will be limited by the number of individuals that can be supported.
What is population ?Population refers to the total number of people, animals, or other living organisms inhabiting a particular area or region. Population density is a measure of the number of individuals per unit of area. It is a key factor in determining the sustainability of a species and its environment. Population growth can be caused by a variety of factors, such as increased birth rates, immigration, and improved living conditions.
When the population of a species increases, competition between individuals for resources such as food, shelter, and territory can occur, reducing the overall population size.
Disease can also limit population size. If a disease is present in the population, it can decimate the population size, as individuals may not be able to survive the infection.
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