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Plant Genetics - Medical Science

Q1:

When do kinetochore microtubules pull chromosomes towards opposite spindle poles?

A In anaphase A

B In anaphase B

C In metaphase

D In telophase

ANS:A - In anaphase A

In early anaphase the sister chromatids joined at a point called centromere get separated and moves to opposite poles. This happen due to shortening of spindle fibers.