Which checkpoint ensures all chromosomes are properly attached to spindle fibers before separation?
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Correct answer: Spindle assembly checkpoint
The spindle assembly checkpoint prevents anaphase onset until all chromosomes are correctly attached. This avoids chromosome missegregation.
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More Cell Division: Mitosis and Meiosis questions
- Meiosis II is best compared to mitosis because both involve:
- Which protein complex triggers the transition from metaphase to anaphase?
- Failure of chromosome separation during meiosis is known as:
- Which phase of mitosis is characterized by reformation of the nuclear envelope?
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- Which division results in reduction of chromosome number?