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Question

What are chromosomes? List their two functions.


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Solution

  1. Chromosomes are the thread-like structures present in the nucleus of the cell.
  2. They are composed of DNA and protein.
  3. They contain the genetic material.
  4. They are visible during cell division.
  5. Humans have 23 pairs of chromosomes in each cell.

Function:

  1. They are responsible for the hereditary traits and passed from parents to offspring or from one generation to another.
  2. DNA of chromosomes also controls all the activities of the cell.

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