Which product does the Krebs cycle require from the electron transport chain?

Answers

Answer 1
 The Krebs cycle does not directly require oxygen, it can only take place when oxygen is present because it relies on by-products from the electron transport chain, which requires oxygen. The Krebs cycle is therefore an aerobic process
Answer 2

Answer:

NAD+ and FAD+

Explanation:

Kreb's cycle is process that breaks down acetyl CoA into carbon dioxide and water. It uses NAD+ and FAD+ as electron acceptors for its redox reactions. The NADH and FADH2 formed during Kreb's cycle enter electron transport chain to donate their electrons to oxygen and to get oxidized into NAD+ and FAD+ respectively. Without supply of NAD+ and FAD+ from electron transport chain, the redox reactions of Kreb's cycle cannot occur.


Related Questions

How do contact and non contact forces affect motion

Answers

contact forces have a stronger impact on motion, compared to noncontact forces

Why are mushrooms important to the food chain? They recycle nutrients into the ecosystem. They produce food energy for other living things. They recycle oxygen into the atmosphere. They consume excess herbivores in the ecosystem.

Answers

The correct answer is option A

Mushrooms are important to the environment because they bring back the nutrients into the soil. Mushrooms are fungi that are known as the decomposers.

They feed on the dead plants and animals and brings back the nutrients in the soil which is used up by the plants.

This is known as the recycling of nutrients.

Mushrooms are important to the food chain because they recycle nutrients into the ecosystem. Therefore, the correct statement is option A.

What is the importance of mushrooms?

Mushrooms are fungi that break down organic matter and recycle nutrients. They are decomposers that feed on dead organic matter and break it down into simpler compounds that can be reused by other organisms in the food chain.

Mushrooms are important in forest ecosystems, where they break down dead plant material and return nutrients to the soil and make these nutrients available to other plants, thereby, acting as a source of food for many organisms in the food chain.

Mushrooms do not produce food on their own for other living things or recycle oxygen into the atmosphere, but they play an important role in maintaining the health and balance of ecosystems by recycling nutrients and promoting the growth of plants.

Therefore, mushrooms are important to the food chain because they recycle nutrients into the ecosystem.

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If I explore two continental plates at a convergent boundary, then I will observe
•Earthquakes
•Faults
•Ocean formation
•Mountains
•Volcanoes
•Island chains
•Seafloor spreading

Answers

•earthquakes
•mountains
•volcanoes

If you explore two continental plates at a convergent boundary, you will most likely observe earthquakes, faults, and mountains.

What are continental plates?

Continental plates, also known as tectonic plates, are large, rigid sections of the Earth's lithosphere, which is the outermost layer of the Earth's surface. These plates are made up of continental crust and the underlying uppermost portion of the mantle. The Earth's lithosphere is broken into several distinct plates that float and move atop the underlying asthenosphere, which is a more ductile and fluid layer.

The continental plates are characterized by containing continental crust, which is thicker and less dense compared to the oceanic crust found beneath the oceans. These plates cover the Earth's landmasses, including continents and continental shelves. The movement of these plates, driven by the convective currents in the underlying mantle, is responsible for various geological phenomena such as earthquakes, mountain formation, and the creation of different types of plate boundaries, including convergent, divergent, and transform boundaries.

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What did Leeuwenhoek use that enabled him to see bacte
the staining of dishes in a lab
the heating of foods and liquids
different magnification lenses
observations of diseased people

Answers

The answer is different magnification lenses.  Leeuwenhoek use a microscope with different magnification lenses which enabled him to see bacteria. His microscope was able to achieve 50-300x magnification, which enabled him to see a variety of bacteria.

list 2 of the important properties of gasses

Answers

take the shape of the space their in and the least dense form of matter

Why do you think parasites are a concern for veterinarians

Answers

Parasites are organisms that harm the host. For example, a flea sucks the blood of a dog. When the flea was drinking the dog’s blood, a disease went into the bloodstream of the dog and caused it to be ill.
Final answer:

Parasites are a concern for veterinarians because they can cause diseases and health problems in animals. Veterinarians need to be able to diagnose and treat these parasitic infections in order to keep animals healthy. Some parasites, such as nematodes, can have complex life cycles and can infect multiple hosts, making them a particularly challenging concern for veterinarians.

Explanation:

Parasites are a concern for veterinarians because they can cause diseases and health problems in animals. Veterinarians need to be able to diagnose and treat these parasitic infections in order to keep animals healthy. Some parasites, such as nematodes, can have complex life cycles and can infect multiple hosts, making them a particularly challenging concern for veterinarians.

Parasitic nematodes, like hookworms, infest the intestines of animals and feed on their blood. They can cause anemia and other health issues. Other parasites, like heartworms, can invade vital organs and can be life-threatening if left untreated.

Additionally, some parasites can be transmitted from animals to humans, causing zoonotic diseases. Veterinarians play a crucial role in preventing the spread of these diseases by identifying and treating infected animals.

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When an animal runs along the ground by flexing some of its muscles, what causes its muscles to contract?
A.
hormonal signals
B.
light signals
C.
heat impulses
D.
electrical impulses

Answers

Letter A for sure! Hope I helped.
its D, i looked it up

Heterozygous alleles are found on ________ chromosomes. A) analogous B) heterozygous C) homologous D) homozygous

Answers

Answer:

C.)

Explanation:

I think it's C.)

are elephants classified sexual or Asexual?

Answers

Answer:  "sexual" ; in the sense that they reproduce "sexually" —and NOT asexually.
__________________________________________________________

what is a map? Pls let me know

Answers

A map is a diagrammatic representation of an area of land or sea showing physical features, cities, roads, etc.
a diagrammatic representation of an area of land or sea showing physical features, cities, roads, etc.

Growing two inches when you are 12 years old demonstrates what development

Answers

physical development

(APEX)



the answer is physical, hope it helps :)

what are structures that support and give shape to plant cells

Answers

Plant cells have a cell wall, a large vacuole, and plastids such as chloroplasts. The cell wall is a rigid layer that is found outside the cell membrane and surrounds the cell. It provides structural support and protection.

I hope this Helped!

Which energy carriers are produced be the Calvin cycle

Answers

Answer:

NADP+ ADP and glucose

Explanation:

Why do cells need matter?

Answers

Because cells are the fundamental building blocks of life. They are units from which all your tissues and organs are made of. These processes start to deteriorate as cells cease to function efficiently. Minerals and trace elements don't work in isolation in your body. 


Hope this helps :))

The matter is present everywhere and composes everything. The cells need matter as it is required to form new atoms and molecules for survival and reproduction.

What is a cell?

A cell is the simplest and smallest unit of the organization of an organism that is composed of matter. The matter is involved in all living and nonliving substances and is the most important for biological cells.

Cells are made of atoms and molecules that are matter too and are the basic units that serve as the fundamental unit of life. It is involved in reproduction and is crucial for survival.

The cells are composed of various organelles that perform various activities and functions for the cell to survive and regulate other activities.

Therefore, cells are made of matter.

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What contains a phosphate group for every nucleotide?

A. DNA

B. RNA

C. Both DNA and RNA

D. Neither DNA or RNA

Answers

Answer
the correct option is C, because both DNA and RNA contain nucleotide which is composed of three components:
1. Phosphate group
2. Nitrognous base
3. Pe tose sugar

in which part of the world is an equinox most different from other days of the year

Answers

The Poles like North Pole and South Pole

The part of the world that an equinox is most different is ; The poles ( North and south )

Equinox is the period in a year when the Sun is directly over the equator, during this time, the earth experiences an equal amount of daytime and night time ( i.e. number of hours during the daytime = number of hours during nighttime).

The part of the earth that is most different ( i.e. hours of daytime ≠ hours of nighttime ). is the poles because the poles are located at the extreme ends of the earth and the sun rays cannot get to the poles evenly at the same time.  

Hence we can conclude that The part of the world that an equinox is most different is, The poles

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Noam is building an aquarium. He needs to install a system to isolate biological matter and keep the water from getting too dirty. The water is continuously fed through the separation system, and the clean filtrate is allowed to flow back into the aquarium. Should he use a screen or a filter? Explain at least one advantage and one disadvantage of each.

Answers

If Noam chooses a filter, it might be more effective than a screen. After using it for a while, though, he will have to replace it, which could be expensive. A screen might be less effective, but it can be cleaned instead of replaced.

Sample Response: If Noam chooses a filter, it might be more effective than a screen. After using it for a while, though, he will have to replace it, which could be expensive. A screen might be less effective, but it can be cleaned instead of replaced.

A subcontinent is __________. A. a large landmass that is part of a continent B. a large area of land that is below sea level C. a large island, such as Greenland or Iceland D. a large region with similar landforms and weather Please select the best answer from the choices provided A B C

Answers

Ans. Option A. a large landmass that is part of a continent

Hope this helps!

A subcontinent is a large landmass that is part of a continent. Therefore, the correct option is A.

What is a subcontinent?

A subcontinent is a large, distinct landmass that is a part of a larger continent. It is usually separated from the rest of the continent by geographical features such as mountains, rivers, or oceans.

A subcontinent often has a unique cultural, historical, and ecological identity and may contain several countries or regions. The Indian subcontinent, for example, is a large landmass that includes India, Pakistan, Bangladesh, Nepal, Bhutan, and Sri Lanka. It is separated from the rest of Asia by the Himalayan mountains and is characterized by a shared history, diverse religions, and a rich cultural heritage. Therefore, the correct option is A.

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During which phase does the nucleus begin to break down?

prophase II
metaphase II
anaphase II
telophase II

Answers

im thinking it's metaphase II
Prophrase 2. if the first one in the list

I NEED HELP!!!! ASAP!!

Answers

PLEASE RATE 5 STARS

Answer: In a period of time water has the power to dissolve salts. Too much salt and not enough water is not good for your body. For instance, take Kool Aid, if you pour to much of the mixture in a little bit of water it wont dissolve correctly.

describe the integumentry system in three words

Answers

Answer: Protects skin from damage.
The integumentary system comprises the skin and its appendages acting to protect the body from various kinds of damage, such as loss of water or abrasion from outside. The integumentary system includes hair, scales, feathers, hooves, and nails.

How is information converted in translation

Answers

DNA Translation. Translation is the complex process of protein synthesis. Prior to this, the genetic information in DNA is converted into messenger RNA (mRNA) molecules by transcription. ... The genetic code in the mRNA is translated to an amino acid sequence that finally leads to the formation of a unique protein.

B. From nucleic acids to amino acids

to thank me for my answer, @youngglimmy

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