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Question 46Asked in RRB JE CBT-1, 18 Dec 2024, Shift 3 (4:30 PM)

What unique feature do the sex chromosomes in humans have compared to other chromosomes?

  1. AThey are not always a perfect pair in males.
  2. BThey are always perfectly paired.
  3. CThey are identical in males and females.
  4. DThey are the largest chromosomes in the body.
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Correct answer: (A) They are not always a perfect pair in males.

From RRB JE CBT-1 PYQ 18 Dec 2024, Shift 3 (4:30 PM)

This is question 46 of RRB JE CBT-1 PYQ 18 Dec 2024, Shift 3 (4:30 PM). See all questions of this paper with answers, or attempt the paper as a timed online test to get your score and all-India rank.