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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: - In which of the following proteins are absent
- Which vector can clone only a small fragment of DNA?
- Excessive elongation of plant stem is due to
- Which of the following prevents food from going to trachea?
- Which of the following is an agrostologic method of soil conservation?
Topics: Cell Structure and Functions
(413)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- In which of the following proteins are absent
- Which vector can clone only a small fragment of DNA?
- Excessive elongation of plant stem is due to
- Which of the following prevents food from going to trachea?
- Which of the following is an agrostologic method of soil conservation?
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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