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Biology · CELL CYCLE AND CELL DIVISION

हिन्दी

A diploid human cell cultured in vitro has an initial DNA content of 2C and 46 chromosomes in G₁ phase. What will be the DNA content and chromosome number respectively at G₂ phase?

  1. 2C and 46
  2. 4C and 92
  3. 2C and 92
  4. 4C and 46

Correct answer · Option 4

4C and 46

Explanation

During S phase, DNA content doubles from 2C to 4C, but the chromosome number remains unchanged at 2n (46).
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