Which molecule ensures sister chromatids remain attached until anaphase?
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Correct answer: Cohesin
Cohesin proteins hold sister chromatids together after DNA replication. Their cleavage is necessary for chromosome segregation.
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More Cell Cycle: Phases and Checkpoints questions
- Entry into G0 phase is best described as:
- Which phase of the cell cycle is primarily responsible for DNA replication?
- During which phase does the cell mainly grow and prepare the machinery required for DNA synthesis?
- Which checkpoint ensures that DNA replication is complete and undamaged before mitosis begins?
- Cyclins primarily function by:
- Which cyclin-CDK complex is most important for the transition from G1 to S phase?