<prompt> Which of the following is rate limiting enzyme of fatty acid synthesisAcetyl CoA carboxylaseCarnitine acyltransferase IHMG CoA SynthaseHMG CoA reductase  <response>: Acetyl CoA Carboxylase is the rate limiting enzyme.It is activated by Insulin, Citrate.Inhibited by Glucagon, Palmitoyl CoA.It converts acetyl CoA to Malonyl CoA.Carnitine acyltransferase I is the rate limiting enzyme for fatty acid oxidation.HMG CoA synthase is RLE for Ketone body synthesis.HMG CoA reductase is RLE for Cholesterol synthesis. 