Which of the following describes a characteristic of most allosteric enzymes? (A) They are composed of single subunits. (B) In the absence of effectors, they generally follow Michaelis-Menten...

Which of the following describes a characteristic of most allosteric enzymes?

(A) They are composed of single subunits.

(B) In the absence of effectors, they generally follow Michaelis-Menten kinetics.

(C) They show cooperativity in substrate binding.

(D) They have allosteric activators that bind in the catalytic site.

(E) They have irreversible allosteric inhibitors that bind at allosteric sites.