MCQ – 89777 Leave a Comment / Uncategorized / By amit18289 Question Succinate-Q reductase belongs to which complex of the ETC A. Complex I B. Complex II C. Complex III D. Complex IV Show Answer Correct Answer � B Explanation Answer- B Succinate Q reductase belongs to complex II of ETC. COMPONENTS – FAD and Fe-S It receives electrons from succinate and donates it to a mobile carrier, coenzyme Q and, thereby, reduces it. There is a catalyzed oxidation of succinate to fumarate Share this: Share on X (Opens in new window) X Share on Facebook (Opens in new window) Facebook Like this:Like Loading…