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Question 73Asked in RRB JE CBT-1, 19 Feb 2026, Shift 3 (4:30 PM)

The nucleus contains chromosomes, which appear as rod-shaped structures only when

The nucleus contains chromosomes, which appear as rod-shaped structures only when the cell is about to divide. These chromosomes are composed of _____.
  1. ARNA and lipids
  2. BAmino acids and carbohydrates
  3. CDNA and proteins
  4. DGlucose and enzymes
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Correct answer: (C) DNA and proteins

From RRB JE CBT-1 PYQ 19 Feb 2026, Shift 3 (4:30 PM)

This is question 73 of RRB JE CBT-1 PYQ 19 Feb 2026, 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.