In the Q cycle coenzyme Q takes part
A) in the oxidized and reduced forms only.
B) in the oxidized, reduced, and semiquinone forms.
C) in the oxidized and semiquinone forms only.
D) in the reduced and semiquinone forms only.

Question

Quizplus · Accepted Answer

In the Q cycle, coenzyme Q (ubiquinone) participates in its oxidized (ubiquinone), reduced (ubiquinol), and semiquinone (ubisemiquinone) forms, facilitating electron transfer within the mitochondrial electron transport chain.

In the Q Cycle Coenzyme Q Takes Part