FILL IN THE BLANK. each fadh2 from the krebs cycle enters the electron transport system and gives rise to _____ atps.
Answers
Each FADH2 from the Krebs cycle enters the electron transport system and gives rise to 2 ATPs.
Each FADH2 molecule produced during the Krebs cycle enters the electron transport chain and gives rise to approximately 1.5 to 2 ATPs. The electron transport chain is a series of membrane-bound protein complexes that transfer electrons from NADH and FADH2 to oxygen, generating a proton gradient that is used to drive ATP synthesis. FADH2 delivers its electrons to complex II of the electron transport chain, which generates fewer protons than complex I. This leads to a lower yield of ATP production compared to NADH, which delivers its electrons to complex I. Overall, the electron transport chain plays a crucial role in cellular energy metabolism and is responsible for the majority of ATP synthesis in aerobic organisms.
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Related Questions
Why does earth have the strongest magnetic field among the terrestrial worlds?.
Answers
What is the complementary sequence of DNA that would basepair to the following sequence: 5’-ATCCAGGT-3’? Remember that the complementary sequence should be anti-parallel.
A. 5’-TGGACCTA-3’
B. 5’-ACCTGGAT3’
C. 5’-ATCCAGGT-3’
D. 5’-TAGGTCCA-3’
Answers
D. 5’-TAGGTCCA-3’ would be the complementary sequence of DNA that would basepair to the given sequence 5’-ATCCAGGT-3’.
In DNA, the base pairs always follow the rule of complementary base pairing, where Adenine (A) pairs with Thymine (T) and Cytosine (C) pairs with Guanine (G). Therefore, the given sequence would pair with its complementary sequence in the following way:
5’-ATCCAGGT-3’ (original sequence)
3’-TAGGTCCA-5’ (complementary sequence, anti-parallel)
Note that the orientation of the two sequences is anti-parallel, meaning one sequence is read in the 5’ to 3’ direction while the other is read in the 3’ to 5’ direction.
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How much wool could a sheep give it its wool wasn’t fully grown in yet?
Answers
Sheep's wool production varies based on breed, genetics, age, and nutrition. If wool isn't fully grown, they may produce less, so it's hard to give a specific amount.
Sheep typically produce a certain amount of wool each year, which is determined by factors such as their breed, genetics, age, and nutrition. If a sheep's wool has not fully grown in yet, it may produce less wool than it would if it had fully matured. The amount of wool a sheep can produce when its wool is not fully grown in can vary widely depending on the individual animal and other factors, so it is difficult to give a specific answer without more information.
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Organisms are made up of atoms. What happens to the atoms that make up the organisms in the food web?
A
They are destroyed when the organism is consumed.
B
They are cycled only between living things in the food web.
C
They are cycled only between non-living things in the ecosystem.
D
They are cycled between the living and nonliving parts of the ecosystem.
Answers
PLEASE SOLVE QUICKKKK BEST ANSWER BRAINLIEST!!!!!! 2) What impact do decomposers have on the movement of
matter through the ecosystem?
1. They make their own food by using energy from the Sun.
2. They recycle nutrients into the soil so that other
organisms can use them to grow.
3. c They eat other animals in order to
get
the
energy they
need to survive.
4. They survive by eating only the plant matter that uses the
Sun to make energy.
Answers
Answer:
c
Explanation:
i am pretty sure djdjfjfjf
Answer:
2. They recycle nutrients into the soil so that other organisms can use them to grow
Explanation:
A decomposing body will nutrients like nitrogen so that plants can grow.
cactus is an example of ______________ plant
Answers
Answer:
xerophytes
Explanation:
Cacti plants are know to make habitat hot dry climates therefore being one of the few plants being able to live in these harsh conditions
cactus is an example of xerophyte plant
Which range of sound waves can be reflected and used for finding distances, scanning documents, and cleaning engine parts
PLZ Help!!!!!♂️♂️♂️♂️
Answers
Answer:Infrasonic.
Explanation:Because it describes the atomspheric waves with different frequncies.
2CaCl2
a. How many total molecules are present?
b. How many Calcium (Ca) atoms are present?
c. How many Chloride (Cl) atoms are present?
Answers
Answer: a: 2. B: 2. C: 4
Explanation:
Which three of the following entities are acellular?.
a) prions archaea
b) viroids bacteria
c) viruses protists
d) fungi
Answers
Answer:
Prions archea, viroids bacteria, viruses protists are acellular while fungi is cellular.
While viruses have indeed been closely researched for more than a century for infections of people and animals, most viruses, particularly those that infect microorganisms, are still poorly understood.
Pathogenic RNA molecules are known as viroids. Contagious protein particles are identified as prions. Viruses are larger than that of viroids. Viroids are larger than prions in size.
Molds, wild yeasts, as well as mushrooms are examples of fungi. Numerous fungi are multicellular and also have nuclei in their cells. A protein-encased DNA or RNA core defines viruses being non - cellular organisms. Some scientists disagree with the notion that viruses are living things.
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The three categories of lipids are very different from one another. what quality do they have in common?
they all are in biological membranes for cell signaling.
they all contain the element phosphorus for production of hormones.
they all have a nonpolar hydrophobic section that does not allow them to mix well with water.
they all serve as four-ring structured hydrophilic steroids in the body.
Answers
Lipids are diverse in their structure, function, and occurrence. The three categories of lipids are very different from one another, but the quality they have in common is that they all have a nonpolar hydrophobic section that does not allow them to mix well with water.
A lipid is any organic compound that is not soluble in water but is soluble in nonpolar solvents. The basic structure of lipids is a hydrocarbon chain that is nonpolar or only slightly polar and hence does not mix with water. Fatty acids, triglycerides, phospholipids, and steroids are the four types of lipids.Fatty acids are unbranched hydrocarbon chains with a carboxyl (-COOH) group at one end and a methyl (-CH3) group at the other end. They are used to build other lipids in the body.Triglycerides are lipids that are used for energy storage. They are made up of three fatty acid molecules bonded to a glycerol backbone.Phospholipids are made up of two fatty acid chains and a phosphate group. They are the main component of cell membranes, which are used to regulate the movement of molecules in and out of cells.Steroids are a group of lipids with a specific structure consisting of four fused carbon rings. They serve as precursors to hormones, which are important chemical messengers in the body.
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What is Homologous evolution and Analogous evolution give its example !
Spam✔️
Answers
Homologous evolution means divergent evolution.
it is a type of evolution in which different species have common ancestor. for example if we take members of one species and put them in different environments then it is observed that there is some changes in the species according to environment
analogues evolution means convergent evolution
Answer:
Similar traits can be either homologous or analogous. Homologous structures share a similar embryonic origin. Analogous organs have a similar function. For example, the bones in a whale's front flipper are homologous to the bones in the human arm.
QUESTION 1 Exercise 11.10. Butterflies. Alice, Bob, and Charlotte are looking for butterflies. They look in three separate parts of a field, so that their probabilities of success do not affect each other. • Alice finds 1 butterfly with probability 17%, and otherwise does not find one • Bob finds 1 butterfly with probability 25%, and otherwise does not find one • Charlotte finds 1 butterfly with probability 45%, and otherwise does not find one Let X be the number of butterflies that they find altogether. Write X as the sum of three indicator random variables, X1, X2, X3 that indicate whether Alice, Bob, Charlotte (respectively) found a butterfly. Then X= X1+X2 +X3. Find the expected value of X by finding the expected value of the sum of the indicator random variables. Your answer will have two decimal places. **This is a straight forward expected value of a sum of random variables, nothing fancy here! QUESTION 2 Exercise 11.16. Flipping coins. Flip a coin until the second head comes up. Let X be the number of flips needed to get the second head. What is the E(X). The first step is to find the expected value of getting the first head. Is this like Example 11.10, sampling without replacement, OR like Example 11.11, sampling with replacement? O A. Example 11.10, sampling without replacement O B. Example 11.11, sampling with replacement QUESTION 3 Exercise 11.16. Flipping coins. Flip a coin until the second head comes up. Let X be the number of flips needed to get the second head. What is the E(X). The first step is to find the expected value of getting the first head. What is the expected value of getting the first head? This will be an integer answer. QUESTION 4 Exercise 11.16. Flipping coins. Flip a coin until the second head comes up. Let X be the number of flips needed to get the second head. What is the E(X). The next step is to find the expected value of getting the second head. Because this is identical to finding the expected number of rolls for the first head (independent events), we just multiply the first head's expected value by 2. This will be an integer answer. QUESTION 5 Exercise 11.17 (a). Waiting for favorite song. Michael puts his iTunes on shuffle mode where songs are not allowed to be replayed. He has 2,781 songs saved on iTunes, and exactly one of these is his favorite. How many songs is he expected to have to listen to until his very favorite song comes up? Is this like Example 11.10, sampling without replacement, OR like Example 11.11, sampling with replacement? A. Example 11.11, sampling with replacement B. Example 11.10, sampling without replacement
Answers
In Exercise 11.10, the expected value of the number of butterflies found by Alice, Bob, and Charlotte is obtained by finding the expected value of the sum of three indicator random variables.
In Exercise 11.16, the expected value of the number of flips needed to get the second head in a coin flipping experiment is determined. These exercises involve different scenarios of sampling with and without replacement.
In Exercise 11.10, the expected value of X, the total number of butterflies found, is found by calculating the expected value of each indicator random variable (X1, X2, X3) representing whether Alice, Bob, and Charlotte found a butterfly, respectively.
The expected value of each indicator variable can be obtained by multiplying the probability of success (finding a butterfly) by 1 and the probability of failure (not finding a butterfly) by 0. Then, the expected value of X is calculated as the sum of the expected values of the indicator variables.
In Exercise 11.16, the expected value of X, the number of flips needed to get the second head, is determined. To find this value, we first need to find the expected value of getting the first head. This scenario is similar to Example 11.11, which involves sampling with replacement.
Each coin flip is an independent event, and the probability of getting a head is constant at 0.5.
Therefore, the expected value of getting the first head is 1/p, where p is the probability of success (0.5 in this case).
In Exercise 11.17 (a), the scenario of waiting for a favorite song in Michael's iTunes playlist involves sampling without replacement. Each song played is not replayed, and there is only one favorite song among the total number of songs.
Therefore, this scenario is similar to Example 11.10, sampling without replacement.
To find the expected number of songs Michael needs to listen to until his favorite song comes up, the formula for sampling without replacement is used, which is the reciprocal of the probability of selecting the favorite song at each step.
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4. Assess the importance of variations to
natural selection.
Answers
Carbon is transferred from the atmosphere
to organisms through
A. Photosynthesis
B. Precipitation
C. Biogenesis
Answers
Answer: A. Photosynthesis
Carbon is absorbed from the air, and sunlight is also absorbed, so that the plant makes energy. More technically, the molecules from the carbon dioxide (CO2) combine with the water molecules (H2O) to form sugars for the plants. The plants then release oxygen for other animals and humans to breathe. When the plants are eaten by heterotrophs, the sugars the plants made are transferred to the animal that consumed the plant.
List differences of a human digestive system and a frogs digestive system
Answers
The following are the differences of human and frog digestive systems:
1. Humans possess stable teeth which they use for chewing while frogs do not possess stable teeth to grip their prey.
2. Chewing for humans is an automatic digestion while frogs do not chew their prey but swallow it instead.
3. Humans possess only a set of teeth while frogs possess two sets of teeth.
4. Human's tongue is inclined behind the mouth while the frog's tongue is inclined to the opening of the mouth.
5. Humans possess a lengthy small intestine while the frog possess a more concise small intestine.
6. The expulsion of undigested food in human is through the rectum while in frog, it is through the cloaca.
Which conclusion does the information in the diagram above best support?
a) Spiders have vertebrae. (c) Lobsters and lizards are closely related.
b) Mammals see UV light. (d) Lungfish and mammals share a common
Answers
Answer:
Spiders have a vertebrae is the correct answer.
Hope this helps :)
Answer:
The answer is A. Spiders have a vertebrae hopefully this helps!
biological differences between men and women and their role in reproduction refers to:
Answers
Answer:
sex
Explanation:
Sex refers to the biological differences males and females. Two distinct sexes- males and females are determined by sex chromosomes and genes that form certain gonads, internal and external genitalia, and physiological hormones.
Hope this helps :) !!!
The biological differences between men and women and their roles in reproduction refers to a that explains the variations in human sexual characteristics, which include the biological differences between male and female reproductive systems and their respective functions.
The primary roles of these differences lie in their roles in the reproductive process. Here are some additional details:Men have testicles that produce and secrete testosterone, which promotes the growth of muscles and other male characteristics such as facial hair and deeper voices. In contrast, women have ovaries that produce eggs, estrogen, and progesterone, which regulate the menstrual cycle and pregnancy. Women also have a uterus, which is a muscular organ that houses and nourishes a fertilized egg to form a baby during pregnancy.
During sexual reproduction, sperm from the male's reproductive system unite with an egg from the female's reproductive system to form a fertilized egg that implants in the uterus. Hormones and other biological factors influence each partner's ability to reproduce. Women are the only gender that can carry a pregnancy to term, and men are responsible for fertilizing the egg during sexual intercourse. Therefore, biological differences in human reproductive systems are critical in maintaining the continuation of the human species, and understanding these differences is essential for managing human reproductive health and fertility.
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Discuss why myrtle rust is a fungal disease of concern in New Zealand.
Describe why the fungus attacks the parts of the tree that it does.
Explain what someone should do if they find that one of their trees has a myrtle rust infection.
Discuss how myrtle rust infecting manuka trees can affect both beekeepers.
Answers
The fungus attacks the leaves, shoots, and flowers of the trees, causing distinctive yellow-orange powdery pustules on the undersides of the leaves and eventual defoliation of the plant. The fungus primarily spreads through windborne spores, which can travel long distances and infect susceptible plants throughout the country. The fungus can survive on dead plant material, making it difficult to eradicate once established in an area.
If someone finds that one of their trees has a myrtle rust infection, they should report it immediately to the Ministry for Primary Industries (MPI) or their local biosecurity agency. It is crucial to prevent the spread of the disease by avoiding movement of infected plant material or soil, cleaning gardening tools and machinery after use, and following other biosecurity guidelines.
Myrtle rust infecting manuka trees can affect both beekeepers and honey production. Manuka honey is a valuable and unique product in New Zealand, and the manuka tree is a critical source of nectar for honeybees. The fungus can cause significant damage to manuka trees, reducing the amount and quality of nectar available for bees, which can affect honey production and beekeeper livelihoods. Additionally, myrtle rust infections can make the trees more susceptible to other pests and diseases, leading to further damage and economic losses. Overall, myrtle rust is a serious threat to New Zealand's environment, economy, and cultural heritage, and it requires ongoing efforts to prevent its spread and manage its impacts.
A tudent i developing a plant cell model. The model include a lyoome, which will be modeled uing a beaker filled with hot water. The action of the lyoome will be demontrated by placing a ugar cube into the water and oberving it a it diolve. Which tatement bet evaluate thi lyoome model?
Answers
Lysosomes (from the Greek words lysis, loosen, and soma, body) are found in nearly all animal and plant cells. Vacuoles in plant cells can perform lysosomal activities. Lysosomes begin as spherical structures 50-70nm in diameter, surrounded by a single membrane.
Plant cells lack centrosomes and lysosomes, which are found in animal cells. Lysosomes are the "trash disposal" organelles of animal cells, whereas vacuoles perform the similar role in plant cells.
When a plant cell is immersed in a hypertonic solution, more water departs the cell than enters, resulting in a flaccid plant cell. This is known as plasmolysis, and the cell is said to be plasmolyzed
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Which of the following countries is
NOT part of Central America?
A. Nicaragua
B. Honduras
C. Peru
Please awnser fast.
Answers
Answer:
A
Explanation:
B and C are both know parts and wealthy parts of central america which only leave A open
Answer: Peru
Explanation: hope that this helps.
Which term describes a single female arctic The group of polar bears that live along the eastern coast of Russia makes upfox?
Answers
The term that describes a single female arctic fox is a vixen.
A vixen is a female fox, including the arctic fox, that is not pregnant or nursing young. It belongs to the Canidae family and is found in the tundra and other Arctic regions of the Northern Hemisphere.The Arctic fox is a small, compact, and sturdy mammal that can survive in some of the world's harshest environments.
The population of Arctic foxes that lives along the eastern coast of Russia is not referred to as a group of polar bears. It is known as a population, a community, or a family.A population is a group of animals of the same species that live in the same area and interact with one another.
A family of arctic foxes is made up of a male and female adult and their offspring. They live together in underground dens that are used for shelter and protection.Arctic foxes are considered a keystone species in the Arctic region because they play a crucial role in the ecosystem. They feed on small animals like lemmings and voles, which helps to regulate their populations. In addition, they are a food source for larger predators like wolves and polar bears, which helps to maintain balance in the food web.
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What are all living things composed of?
O one or more cells
O only one cell
O at least a trillion cells
O at least 100 cells
Answers
Answer: a trillion cells
Explanation:
Cells are the basic building blocks of living things. The human body is composed of trillions of cells, all with their own specialised function. Cells are the basic structures of all living organisms
How are sediment rocks made
Answers
Explanation:
Sedimentary rocks are formed when sediment is deposited out of air, ice, wind, gravity, or water flows carrying the particles in suspension. This sediment is often formed when weathering and erosion break down a rock into loose material in a source area.
hope this helped pls mark branliest
the first group of animals to colonize land was likely
Answers
Answer:
horses
Explanation:
How are metaphase II and anaphase II different from metaphase I and anaphase lI?
I don't know if the second anaphase was suppost to be anaphase or anaphase II. I don't know if my typed this up on accident teacher or if she meant to do that I'm not sure. you might need to watch Meiosis (updated) amoeba sisters. I couldn't find the answer.
Answers
The main difference between anaphase 1 and 2 is that homologous chromosomes are segregated during anaphase 1, while sister chromatids are separated during anaphase 2.
What characterizes metaphase?Phase of mitosis that occurs between prophase and anaphase, with a shorter duration than prophase. Chromosomes reach maximum shortening during metaphase. The mitotic spindle is formed, with some fibers that go from pole to pole and others that are attached to the chromosomes by the centromeres.
How important is anaphase?Anaphase is the phase in which the sister chromatids of the duplicated chromosomes are pulled apart, pulled through the shortening of the microtubules that are attached to the kinetochores, and the degradation of the tubulin molecules that hold the sister chromatids together.
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what will happen when golgi apparatus is removed from the cell...........??????
Answers
Answer: all sorts of vesicle formation will stop
Explanation: If the Golgi apparatus is removed from the cell, all sorts of vesicle formation will stop. The Golgi apparatus is mainly responsible for transporting, modifying, and packaging of proteins and lipids into vesicles to be delivered to targeted destinations.
In your own words, what is the definition for Triple X Syndrome?
Answers
Answer:
Triple X Syndrome happens only in females. It is when a female recieves an extra X chromosome, so instead of having an XX chromosome, a person with Triple X Syndrome would have XXX.
What is the function of DNA? It takes the message of the amino acid order for proteins to the cytoplasm, where the protein will be built. It serves as an enzyme to speed up many kinds of biochemical reactions in the cell. It builds proteins from amino acids using the instructions stored in RNA. It stores in the nucleus the information a cell needs to make its proteins with the right orders of amino acids.
Answers
Answer: The answer is B. (It stores in the nucleus the information a cell needs to make its proteins with the right orders of amino acids.)
Explanation: I took the test and this was the answer! :)
The function of DNA (deoxyribonucleic acid) is to store and transmit genetic information from one generation to the next, and it stores in the nucleus the information a cell needs to make its proteins with the right orders of amino acids. That is the last option.
What is DNA?DNA is a molecule composed of long chains of nucleotides. A nucleotide is made up of three components: a sugar molecule, a phosphate group, and a nitrogenous base. The process of gene expression begins with the transcription of DNA into RNA (ribonucleic acid). RNA is a molecule similar in structure to DNA but with a few key differences, such as the presence of the nitrogenous base uracil (U) instead of thymine. DNA also plays a role in the regulation of gene expression. Certain regions of DNA, called promoters and enhancers, help to control when and where a gene is expressed.
Hence, it stores in the nucleus the information a cell needs to make its proteins with the right orders of amino acids. That is the last option.
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what choice below is most commonly associated with pancreatitis
Answers
Pancreatitis is most commonly associated with two main factors: gallstones and excessive alcohol consumption.
It is a medical condition characterized by inflammation of the pancreas, an organ responsible for producing digestive enzymes and hormones like insulin. Gallstones are hardened deposits of digestive fluid that can obstruct the pancreatic duct, leading to inflammation. This blockage prevents pancreatic enzymes from being released into the small intestine, causing them to accumulate and damage the pancreas. Gallstone-related pancreatitis often presents with severe abdominal pain and can be diagnosed using imaging techniques like ultrasound or CT scans.
Alcohol-induced pancreatitis is typically associated with long-term, heavy alcohol consumption. Excessive alcohol intake can cause the pancreas to produce toxic substances, leading to inflammation and tissue damage. In some cases, this can progress to chronic pancreatitis, which is characterized by recurring episodes of pain and irreversible damage to the organ.
Other less common causes of pancreatitis include medications, high blood fat levels, infections, and certain genetic mutations. Treatment for pancreatitis usually involves addressing the underlying cause, managing pain, and providing nutritional support. In severe cases, hospitalization and surgical intervention may be necessary.
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The boiling point of a subtance is the point at which the subtance ments.
A) True
B) False
Answers
Assuming you meant melts and not ments (if it was the latter, I have no idea what you mean), the answer is False. The melting point is when the substance melts, turning from a solid to a liquid. On the other hand, the boiling point is when the substance turns from a liquid to a gas.