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Ivenika [448]
2 years ago
15

Why are proteins not usually used for energy?

Biology
1 answer:
Allushta [10]2 years ago
3 0
Turning amino acids into molecules that can be used in the Krebs cycle takes energy, which means that burning protein for fuel is not as efficient as burning carbohydrates. ... When amino acids are used as an energy source, it reduces the reserves of amino acids that are available for protein synthesis.
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Which description best fits the activity of a cell during interphase?
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Answer:

<em>The correct option is A) The cell carries on metabolism.</em>

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Interphase can be described as the phase of cell cycle in which the cell spends most of its time. In this phase, the cell carries out its normal metabolic functions and prepares it self for division. The phase of interphase is divided into three parts which are the Gap 1, Synthesis, and Gap 2. Hence, the correct option is A.

Other options, like option C, is not correct because the cell splits into two during cytokinesis.

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