The Carbon Chains of Fatty Acids, as CoA Derivatives, Are

Multiple Choice

The carbon chains of fatty acids, as CoA derivatives, are shortened by two carbon atoms at a time. This involves successive reactions catalyzed by four enzymes. These act in which order?

A) acyl dehydrogenase, 3-hydroxyacyl dehydrogenase, enoyl hydrase, thiolase.
B) acyl dehydrogenase, enoyl hydrase, 3-hydroxyacyl dehydrogenase, thiolase.
C) acyl dehydrogenase, thiolase, enoyl hydrase, 3-hydroxyacyl dehydrogenase.
D) enoyl hydrase, 3-hydroxyacyl dehydrogenase, acyl dehydrogenase, thiolase.
E) thiolase, enoyl hydrase, 3-hydroxyacyl dehydrogenase, acyl dehydrogenase.