Q2. When discussing energy and enzymes our need to eat as human was discussed. With reference to the diagram below, which of the following statements explains why we need to eat?   A. Food is required to ensure that reaction B stays high. B. Because reaction A is exergonic, it requires energy. C. Because reaction A results in increased entropy it needs a source of energy. D. Because reaction B will always occur, we need food energy for reaction A.

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