Refer to the Graph Below

question 102

Multiple Choice

Refer to the graph below. The graph shows data collected using a purified sample of the enzyme phosphofructokinase (PFK) .This enzyme catalyzes the reaction between fructose 6-phosphate and ATP to form fructose 1,6-bisphosphate.Which statement is consistent with the data shown in the graph?

• A) PFK is allosterically inhibited by ATP.
• B) PFK is allosterically activated by ATP.
• C) ATP is a competitive inhibitor of PFK.
• D) ATP functions as a substrate and not as an inhibitor of PFK.
• E) ATP functions as a substrate and not as an activator of PFK.

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Definitions:

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The amount of compensation a worker receives per unit of time or output, often expressed per hour or piece.

Price Floor

A government-imposed minimum price above the market equilibrium price, preventing the price of a good or service from falling below this level.

Equilibrium Price

The equilibrium price is the market price at which the supply of an item equals its demand, leading to stable market conditions.