試題詳解

78. Which statement regarding allosteric regulation of enzyme activity is false?
(A) Allosteric regulators can either activate or inhibit enzyme function.
(B) Binding of allosteric effectors induces a confbimational change in the enzyme.
(C) Homotropic allosteric effectors compete with substrate for binding sites.
(D) Allosteric enzymes usually consist of multiple subunits.
(E) Sigmoidal kinetic plots are indicative of tiw presence of allosteric binding sites.