<prompt> Key enzyme in glycogenolysis -Branching enzymeGlycogen synthaseDebranching enzymeGlycogen phosphorylase  <response>: Ans. is d i.e.. Glycogen phosphorylase Cycle PathwayRate limiting enzymeGlycolysisGlycogen synthesis glycogenesisGlycogenolysisTCA cycleFatty acid synthesisCholesterol synthesisKetone body synthesisBile acid synthesisCatecholamine synthesisUrea synthesisPhosphofructokinase 1Glycogen synthaseGlycogen phosphorylaseIsocitrate dehydrogenaseAcetyl CoA carboxylaseHMG CoA reductaseHMG CoA synthetase7-a-hydroxylaseTyrosine hydroxylaseCarbamoyl transferase 