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During the metaphase stage of mitosis spindle fibres attach to chromosomes at
Options
(a) Centromere
(b) Kinetochore
(c) Both centromere and kinetochore
(d) Centromere, kinetochore and areas adjoining centromere
Correct Answer:
Kinetochore
Explanation:
Kinetochores are small disc – shaped structures at the surface of the centromeres which serve as the sites of attachment of spindle fibres to the chromosomes that are moved into position at the centre of the cell. Hence, the metaphase is characterised by all the chromosomes coming to lie at the equator.
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Topics: Cell Structure and Functions
(413)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Electric potential of the brain is recorded by
- A person is having problems withy calcium and phosphorus metabolism in his body
- Unloading of minerals occur at
- The body calcium level is lowered by the deficiency of
- Viruses are no more ‘alive’ than isolated chromosomes because
Topics: Cell Structure and Functions (413)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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