What kind of metabolic poison would most directly interfere with glycolysis?
A. An agent that reacts with oxygen and depleted its concentration in the cell
B. An agent that binds to pyruvate and inactivates it
C. An agent that closely mimics the structure of glucose but is not metabolized
D. An agent that reacts with NADH and oxidizes it to NAD+
E. An agent that blocks the passage of electrons along the electron transport chain
Answer: C