WBCS.LIVE practice question

In which substage of interphase is DNA doubled?

Solve this multiple-choice question and check the correct answer with its explanation below.

Answer options

  1. G1
  2. S
  3. G2
  4. G0

Correct answer and explanation

Correct answer: S

Explanation: āœ… Correct Answer: B) S šŸ“š Explanation: The S-phase (Synthesis phase) of the cell cycle is when DNA replication occurs, causing the amount of DNA in the cell to double. This prepares the cell for its eventual division. This process ensures that each of the new daughter cells will receive a complete set of genetic information. It is the most critical stage of the interphase for genetic reproduction.