The restriction point in G1 phase determines whether a cell:
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Correct answer: Enters quiescence or proceeds to S phase
At the restriction point, the cell commits to DNA replication and division or exits into a quiescent state (G0). This decision depends on growth signals and nutrient availability.
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More Cell Cycle: Phases and Checkpoints questions
- Which cyclin is primarily associated with mitosis?
- Which phase of mitosis involves alignment of chromosomes at the equatorial plate?
- What is the main function of CDKs in the cell cycle?
- Which checkpoint prevents cells with damaged DNA from entering S phase?
- In which phase does cytokinesis usually begin?
- Which cell cycle phase is absent in rapidly dividing embryonic cells?