Which of the following is true of kinetochores?

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Which of the following is true of kinetochores?

1.They are the primary centrosome structures that maintain the attachment of the sister chromatids prior to mitosis.

2.They are the sites at which microtubules attach to chromosomes.

3. They are located at the center of the centrosome and organize tubulin into spindle fibers.

4.They cross at the cells equator and move against each other, causing the cell to elongate.

Posted Date:-2021-06-29 03:07:43

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