Question
Biology Question on cell cycle
In which stage of cell cycle, DNA replication occurs:
A
G1−phase
B
S−phase
C
G2−phase
D
M−phase
Answer
S−phase
Explanation
Solution
DNA replication occurs in the S-phase of the cell cycle. This is when DNA is synthesized to ensure that each daughter cell receives a complete set of genetic information.
So, the correct option is (B): S-phase