Question:medium

Match List l with List ll.
List I Natural amino acid List II One letter code
(I) Glutamic acid (a) Q
(II) Glutamine (b) W
(III) Tyrosine (c) E
(IV) Tryptophan (d) Y
Choose the correct answer from the options given below:

Show Hint

Remember the single-letter codes of amino acids for quick identification. Practice with mnemonics to remember these codes easily

Updated On: Mar 11, 2026
  • A-III, B-I, C-IV, D-II
  • A-III, B-IV, C-I, D-II
  • A-II, B-I, C-IV, D-III
  • A-IV, B-III, C-I, D-II
Show Solution

The Correct Option is A

Solution and Explanation

 To solve this question, we need to match each natural amino acid with its corresponding one-letter code. We can use our knowledge of biochemistry to make these matches:

  1. Glutamic acid is represented by the one-letter code E.
  2. Glutamine is represented by the one-letter code Q.
  3. Tyrosine is represented by the one-letter code Y.
  4. Tryptophan is represented by the one-letter code W.

Based on these matches, we can pair them with the options given:

List I Natural amino acidList II One letter code
(I) Glutamic acid(c) E
(II) Glutamine(a) Q
(III) Tyrosine(d) Y
(IV) Tryptophan(b) W

From the matches:

  • Glutamic acid is matched with code E (option C corresponds to E).
  • Glutamine is matched with code Q (option A corresponds to Q).
  • Tyrosine is matched with code Y (option D corresponds to Y).
  • Tryptophan is matched with code W (option B corresponds to W).

 

Therefore, the correct answer and matches are A-III, B-I, C-IV, D-II (which aligns with the given codes).

Thus, the correct option is:

A-III, B-I, C-IV, D-II

.

 

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