AP BIOLOGY

CELL RESPIRATION

OXIDATIVE PHOSPHORYLATION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The energy released as electrons pass down the gradient from NADH to oxygen is harnessed by three enzyme complexes of the respiratory chain (I, III, and IV) to pump protons (H+) againsttheir concentration gradient from the matrix of the mitochondrion into the intermembrane space (an example of).
A
active transport
B
facilitated diffusion
C
Pass transport
Explanation: 

Detailed explanation-1: -The path of electron flow is NADH

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