A True Statement Concerning Phosphofructokinase- (PFK-) and Fructose-,-Bisphosphatase Is That

question 42

Multiple Choice

A true statement concerning phosphofructokinase- (PFK-) and fructose-,-bisphosphatase is that

• A) PFK-1 catalyzes the fastest step in glycolysis.
• B) PFK-1 catalyzes a reversible step in both glycolysis and gluconeogenesis.
• C) PFK-1 is not found in red blood cells.
• D) Fructose-1,6-bisphosphatase requires ATP for energy.
• E) Fructose-2,6-bisphosphate is a positive allosteric regulator of PFK-1 and is a negative allosteric regulator of fructose-1,6-bisphosphatase.

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