2
lesson pretestMultiple Choice

Pretest

Question 2 • CMS 2026-2027 Biology CREDIT RECOVERY

Which can disrupt the cell cycle?

Answer
A
replication
B
G0 phase
C
mutation
D
cancer

Explanation

A mutation can change genes that control when a cell grows, copies its DNA, or divides, disrupting the cell cycle. Replication is a normal step in the cycle, and G0 is a normal resting state. Cancer can result from cell-cycle disruption, but a mutation can be the cause.

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