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JEE Main 20252 AprilMorning Shift
Exam
JEE Main
Year
2025
Date
2 April
Shift
Morning Shift
Subject
Chemistry
Chapter
Biomolecules

JEE Main 2025 · 2 April · Morning Shift · Chemistry · Biomolecules

Identify the correct statement among the following:

Identify the correct statement among the following:

Options

  1. AAll naturally occurring amino acids except glycine contain one chiral centre.
  2. BAll naturally occurring amino acids are optically active.
  3. CGlutamic acid is the only amino acid that contains a-COOH group at the side chain.
  4. DAmino acid, cysteine easily undergo dimerization due to the presence of free SH group.

Correct answer

D. Amino acid, cysteine easily undergo dimerization due to the presence of free SH group.

Step-by-step solution

* Isoleucine has 2 chiral centre
* Glycine is optically inactive
* Aspartic acid also contain COOH group at the side chain.
* Cysteine easily dimmerise due to free SH group
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