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In the 'S' phase of the cell cycle:

  1. A
    Amount of DNA doubles in each cell.
  2. B
    Amount of DNA remains the same in each cell.
  3. C
    Chromosome number is increased.
  4. D
    Amount of DNA is reduced to half in each cell.

Solution & Step-by-step Explanation

During the S phase (Synthesis phase), DNA replication occurs. As a result, the amount of DNA doubles per cell ( to ). However, the chromosome number remains the same ().

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In the 'S' phase of the cell cycle:
A
Amount of DNA doubles in each cell.
B
Amount of DNA remains the same in each cell.
C
Chromosome number is increased.
D
Amount of DNA is reduced to half in each cell.

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Cell BiologyCell Cycle

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