Question

Amino acid contains
(1) Only one -NH2 group
(2) Three -NH2 group
(3) Many -NH2 group
(4) One or two -NH2 groups
Amino acids are made up of
(1) C, H, O
(2) H, O, N
(3) C, H, O, N
(4) C, H, O, N and sometimes S also​

Answer 1

Answer:

1. (1)

2. (3)

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