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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.
Related Questions: - Some effects of sulphur dioxide and its transformation products on plants include
- In honey, the main constituent is
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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
- Some effects of sulphur dioxide and its transformation products on plants include
- In honey, the main constituent is
- Reduction in vascular tissue, mechanical tissue and cuticle is characteristic of:
- Haversian system is a diagnostic feature of
- Which one of the following statements is not correct?
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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