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Question

Write the number of chromosomes present in the human body.


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Solution

Chromosomes

  1. Chromosomes are thread-like structures present in the nucleus, made of proteins.
  2. They contain genetic material DNA.
  3. Each cell in the human body has 23 pairs of chromosomes. A total of 46 chromosomes out of which 44 are autosomes and 2 are sex chromosomes.
  4. Chromosomes are first discovered by Strasbourg in 1815.

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