Which of These Enzymes is NOT Involved in Fatty Acid

Question

Which of these enzymes is NOT involved in fatty acid synthesis?
A)β-ketoacyl-ACP synthase
B)β-ketoacyl reductase
C)β-hydroxyacyl dehydratase
D)thiolase

Accepted Answer

Thiolase is involved in the final step of fatty acid oxidation, not synthesis. The other three enzymes listed are directly involved in fatty acid synthesis.