The Enzyme Phosphofructokinase (PFK) Catalyzes a Key Step in Glycolysis

question 59

Multiple Choice

The enzyme phosphofructokinase (PFK) catalyzes a key step in glycolysis. PFK is inhibited by high levels of which of the following molecules?

• A) glucose and NAD⁺
• B) AMP and ATP
• C) ATP and citrate
• D) citrate and CO₂

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Definitions:

Cognitive Dissonance Theory

The theory that inconsistencies produce psychological discomfort, leading people to rationalize their behavior or change their attitudes.

Social Loafing

The finding that people reduce effort when working in a group, compared to when working alone.

Fraternity Hazing

The practice of ritual and other non-ritual activities involving harassment, abuse, or humiliation as a way of initiating a person into a group.

Effort Justification

A phenomenon where individuals assign greater value to outcomes they have put significant effort into achieving, regardless of the actual value of the outcome.