In the common catabolic pathway, a number of important molecules act as carriers ( transfer agents). a) Which is the carrier of phosphate groups? b) Which are the coenzymes tranferring hydrogen ions and electrons? c) What kind of groups does coenzyme A carry?

What is produced by the reduction of pyruvate in the body under anaerobic conditions?   a)  acetate   b)  acetyl CoA   c)  lactate   d)  pyruvate

Why is the citric acid cycle considered to be part of the aerobic catabolic pathways, even though oxygen is not directly involved in any step in the cycle?