試題詳解

1. Aside from maintaining the integrity of its hereditary material, the most important general metabolic concern of a cell is:
(A) keeping its glucose levels high.
(B) maintaining a constant supply and concentration of ATP.
(C) preserving its ability to carry out oxidative phosphorylation.
(D) protecting its enzymes from rapid degradation.
(E) running all its major metabolic pathways at maximum efficiency.