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kondaur [170]
2 years ago
15

Select the correct answer. which product of the electron transport chain reenters the krebs cycle? a. atp b. coa c. nad d. nadh

e. pyruvate
Biology
1 answer:
tino4ka555 [31]2 years ago
5 0

The product of the electron transport chain which re-enters the krebs cycle is <u>COA</u> ( acetyl co-enzyme A )

<h3>What is Krebs cycle?</h3>

Krebs cycle can be defined as those sequence of reactions by which living cells produce energy during aerobic respiration.

This goes to say that the cycle takes it process in respiration in the presence of oxygen.

Krebs cycle:

  • Takes place in the mitochondria
  • Produces carbondioxide and water as waste products

However too, in this cycle, ADP is converted to ATP.

Learn more about Krebs cycle:

brainly.com/question/8053344

#SPJ4

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Answer:

During light reaction of Photosynthesis ATP and NADPH are formed.

Explanation:

Reactions driven by solar energy

      H2O=H+  +   OH-

       4OH-   - 4e-  =4OH

        4OH=2H2O+O2

Second reaction

NADH+e- +H+=NADPH

Carbon dioxide fixation occurs during Calvin cycle.Carbon dioxide is being fixed into glucose molecule.

The name of the enzyme is Ribulosebisphosphate Carboxylase(RUBISCO)

The normal substrate for this enzyme is Ribulose bisphosphate(RUBP)

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3 years ago
Why do plant cells have chloroplasts, but animal cells do not
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Explanation:

<h2>In order to do photosynthesis, a plant needs sunlight, carbon dioxide (CO2) and water. Once the sugar is made through photosynthesis, it is then broken down by the mitochondria to make Page 2 energy for the cell. Because animals get sugar from the food they eat, they do not need chloroplasts: just mitochondria.</h2>
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3 years ago
Why would it be correct to say that heat rises? Explain....
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When air is heated up the molecules spread out and move faster, so heat rises because it is less dense than the cooler air around it.
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Male Japanese quail became sexually aroused by a red light that was repeatedly associated with the presentation of a female quai
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Answer:

Conditioned response.

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The male quail can be sexually arouse by red light. The red light here acts as the conditioned response because the neutral stimulus (red light) when mixed with the unconditioned stimulus result in the presentation of the female quail and increases the response of the male quail.

Thus, the correct answer is conditioned response.  

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Amino acid molecules are bonded together in a specific sequence on cell structures known as?
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