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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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- Pyruvic acid is produced at the end of which of the following?
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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
- The basic unit of biological classification is
- Pyruvic acid is produced at the end of which of the following?
- Organisms which are indicator of SO2 pollution of air
- The human hind brain comprises three parts, one of which is:
- The amount of energy given by one mole of ATP is
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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