Cyanide is a poison that blocks the passage of electrons along the electron transport chain. Which of the following is a metabolic effect of this poison?
a. The pH of the intermembrane space is much lower than normal
b. Electrons are passed directly to oxygen, causing cells to explode.
c. Alcohol would build up in the cells
d. NADH supplies would be exhausted, and ATP synthesis would cease.
e. No proton gradient would be produced, and ATP synthesis would cease.