Function of fad in pyruvate dehydrogenase enzyme complex

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Which of the following statements correctly and most accurately describes the function of FAD in the pyruvate dehydrogenase enzyme complex?
A. NADH passes electrons to FAD to form FADH2
B. Lipoamie passes electrons through FADH2, which almost instantly passes them to NAD thus forming NADH.
C. FADH2 donates electrons to lipoamide thus regenerating FAD
C. Lipoamide oxidizes NADH to NAD by passing electrons to FAD
E. NAD accepts electrons directly from lipoamide, which had gained them via oxidation of FADH2.

Reference no: EM1397954

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