Which statement regarding coenzyme is incorrect?

Question

Which statement regarding coenzyme is incorrect? (A) Every cofactor is a coenzyme and every coenzyme is a cofactor (B) Every coenzyme is a cofactor but every cofactor is not a coenzyme (C) Most of the coenzymes are nucleotides and are composed of vitamins (D) Coenzymes are the active constituents of enzymes

Tardigrade Admin · Accepted Answer

Every coenzyme is a cofactor but every cofactor is not a coenzyme.
Cofactors can be classified depending on how tightly they bind to an enzyme, with loosely bound cofactors termed coenzymes and tightly bound cofactors termed prosthetic groups.

Q. Which statement regarding coenzyme is incorrect?

Every cofactor is a coenzyme and every coenzyme is a cofactor

Every coenzyme is a cofactor but every cofactor is not a coenzyme

Most of the coenzymes are nucleotides and are composed of vitamins

Coenzymes are the active constituents of enzymes

Every coenzyme is a cofactor but every cofactor is not a coenzyme. Cofactors can be classified depending on how tightly they bind to an enzyme, with loosely bound cofactors termed coenzymes and tightly bound cofactors termed prosthetic groups.

Every coenzyme is a cofactor but every cofactor is not a coenzyme.
Cofactors can be classified depending on how tightly they bind to an enzyme, with loosely bound cofactors termed coenzymes and tightly bound cofactors termed prosthetic groups.