Question

What does the letter "A" stand? 

A)
Acid
B)
Adenine
C)
Adrenaline
D)
Amorphous

THE ANSWER IS (B)ADENINE​

Answer 1

The answer to this question is B

Answer 2

The letter "A" stands for :

B) Adenine.

Nicotinamide adenine dinucleotide ( NAD ) is a cofactor found in all living cells.

Hope this helps!

Davinia.