One important regulation point in the aerobic respiration of mammals occurs in glycolysis at the site of

the enzyme phosphofructokinase, which is:
a. inhibited by high levels of ATP.
b. inhibited by low levels of ATP.
c. inhibited by high levels of AMP.
d. activated by the presence of O2.
e. activated by the introduction of glucose


A

Biology & Microbiology

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As food moves into the small intestines, intestinal cells release which hormone to promote insulin secretion?

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An organism is discovered that thrives in both the presence and absence of oxygen in the air. Curiously, the consumption of sugar increases as oxygen is removed from the organism's environment, even though the organism does not gain much weight

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Biology & Microbiology