Question

Centromere is required for
(a) movement of chromosomes towards poles
(b) cytoplasmic cleavage
(c) crossing over
(d) transcription

Answer 1

Centromere is required for the following

option:(a) movement of chromosome towards poles

because of the following reason

* The centromere is the part of the chromosomes where the two sister chromatids are attached.

* It is required for movement of chromosomes towards pole.

* during mitosis, spindle fibres attach to the centromere via the kinetochore.

Answer 2

Option A

Centromere is required for movement of chromosomes towards poles

Explanation:

• The centromere is the portion of the chromosomes where a couple of sister chromatids are appended.
• It is wanted for the movement of chromosomes towards poles.
• While mitosis, spindle fibers add to the centromere by the kinetochore.
• Their physical purpose is to serve as the site of attachment of the kinetochore - an extremely complicated multiprotein formation that is effective for the actual events of chromosome segregation.
• So that it is secure for cell division to progress to fulfillment and for cells to invade anaphase.

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