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Question

Biology Question on cell cycle and cell division

DNA replication takes place during

A

S-phase

B

G2−G_{2}- phase

C

G1−G_{1}- phase

D

prophase

Answer

S-phase

Explanation

Solution

DNA replication takes place in the synthetic phase of interphase in the cells. It prepares cells to divide and the content of DNA becomes (4n)(4n). during this phase in mitotic cell division.