How Does S-Cdk Help Guarantee That Replication Occurs Only Once

question 14

Multiple Choice

How does S-Cdk help guarantee that replication occurs only once during each cell cycle?

• A)It blocks the rise of Cdc6 concentrations early in G₁.
• B)It phosphorylates and inactivates DNA helicase.
• C)It phosphorylates and inactivates Cdc6.
• D)It promotes the assembly of a prereplicative complex.

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