Which statement is NOT true for the nicotinamide cofactors?
A) The oxidized form is positively charged.
B) The reduced form has a large extinction coefficient at 340 nm.
C) The oxidized form provides reducing equivalents to other molecules.
D) Oxidation-reduction reactions with nicotinamides usually involve hydride transfer.
E) Enzymes transfer hydrides stereospecifically to one or the other side of the nicotinamide ring.

Question

Quizplus · Accepted Answer

The oxidized form of nicotinamide cofactors (NAD+ or NADP+) actually accepts reducing equivalents from other molecules, rather than providing them.

Which Statement Is NOT True for the Nicotinamide Cofactors