Question

Transamination involves the transfer of from one amino acid to the of a keto acid ​​​.

• A. amino group
• B. keto group
• C. nitrogen
• D. nitrate

Answer 1

Answer: (A), (B)

The correct options are
A amino group
B keto group

In plants, there are two main ways in which ${\mathrm{NH}}_4^{+}$ is used to synthesise amino acids:

1. Reductive amination: Ammonia reacts with $\alpha$-ketoglutaric acid and forms glutamic acid.
2. Transamination: It involves the transfer of amino group from one amino acid to the keto group of a keto acid ​​​.