Question

question 1 - 1
during which part of the cell cycle does dna replication occur?
○ g2 phase
○ g1 phase
○ s phase
○ prophase

Explanation:

The cell cycle has different phases. The S phase (synthesis phase) is specifically when DNA replication takes place. G1 is for growth and preparation, G2 is for final preparation before mitosis, and Prophase is part of mitosis (not for DNA replication).

Answer:

B. S phase