Biomolecules Question 13
13. The figure shows a hypothetical tetrapeptide portion of a protein with parts labelled A-D. Which one of the following option is correct?
![](https://temp-public-img-folder.s3.amazonaws.com/images/Disha 33 Years NEET Solved Papers - Biology_images/2024_02_27_ee44b2483176d7cec21cg-129.jpg)
(a) $A$ is the sulphur containing amino acid methionine
(b) D is the acidic amino acid - glutamic acid
(c) $C$ is an aromatic amino acid - tryptophan
(d) $A$ is the $C$ - terminal amino acid and $D$ is $N$ terminal amino acid
Show Answer
Answer : b
Hints & Solutions
(b) Glutamic acid and aspartic acid are acidic amino acids with two carboxylic groups and one amino group.