<prompt> Statins inhibit which of the following enzyme -HMG CoA reductaseHMG CoA synthetaseHMG CoA oxidaseAcetyl CoA synthetase  <response>: Ans. is a i.e., HMG CoA reductase Statins Lovastatin competitively inhibit the conversion of HMG-CoA to mevalonate rate limiting step in cholesterol synthesis by inhibiting the enzyme HMG-CoA reductase. 