A researcher is studying a population of eukaryotic cells. He notices that-regardless of the presence of ATP or ADP-the PFK-1 enzyme fails to function properly. Why?
A) These cells may carry a mutation that alters the active site of the PFK-1 enzyme.
B) These cells may carry a mutation that affects binding sites of the PFK-1 enzyme.
C) These cells may carry a mutation that causes an over-production of citrate.
D) Any of these choices may be correct.
Correct Answer:
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