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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
- Greatest problem in water conservation is to reduce the amount of
- The most abundant naturally occurring plant hormone is
- Anaerobic respiration, after glycolysis, is called
- Which one of the following may require pollinators, but is genetically
- Which of the following is an example of negative feedback loop in humans?
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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