Which of the Following Is a Characteristic of Phosphofructokinase-1 (PFK-1)

question 43

Multiple Choice

Which of the following is a characteristic of phosphofructokinase-1 (PFK-1) ?

• A)ATP increases the affinity of the enzyme for fructose-6-phosphate.
• B)It is the most important regulatory site in glycolysis.
• C)PFK-1 activity is a function of the lipid content of the cell.
• D)ATP decreases the K_m of PFK-1 for fructose-6-phosphate.

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