All human contains _______ chromosomes.

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Rajasthan 3rd Grade (Maths & Science) Official Paper (Held On: 25 Feb 2023 Shift 2)
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  1. 23
  2. 46
  3. 22
  4. 44

Answer (Detailed Solution Below)

Option 2 : 46
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Detailed Solution

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Human beings have a specific number of chromosomes in their cells, which carry genetic information essential for growth, development, and functioning.

Key Points

  • Humans have 46 chromosomes in total in each somatic (body) cell.
  • These chromosomes are arranged in 23 pairs, where 22 pairs are autosomes and one pair is sex chromosomes (XX for females, XY for males).
  • The total of 46 chromosomes includes genetic material from both mother and father, which determines inherited traits and biological functions.

Hence, the correct answer is 46.

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