The growing strand of a dna molecule

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Some chemotherapy drugs act by attaching themselves to the growing strand of a DNA molecule, thus preventing its replication. Cells on which phase of the cell cycle would be affected by this drug?

Cells that never divide, that are in G0
Cells that havenÕt started the S phase and are still on G1
Cells that completed DNA replication and are on G2
Cells currently undergoing mitosis
Cells currently on the S phase

Reference no: EM131011771

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