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At metaphase, chromosmes are attached to...

At metaphase, chromosmes are attached to the spindle fibres by their

A

Satellites

B

Secondary constrictions

C

Kinetochores

D

Centromere

Text Solution

Verified by Experts

The correct Answer is:
C
Kinetochores are small disc shaped structures at the surface of centromeres which serve as sites of attachment of spindle fibres to the chromosomes.
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[A]: Cenromere is the primary constriction on the metaphase chromosome. [R]: It hE:lps to separate sister chromatids

Name the stage of mitosis in which chromosomes are arranged on the equator of spindle

TRUEMAN BIOLOGY-CELL CYCLE AND CELL DIVISION-MULTIPLE CHOICE QUESTIONS
  1. Most of the histone production during cell cycle occurs in

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  2. Which stage is marked by terminalizatioh of chiasmata?

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  3. At metaphase, chromosmes are attached to the spindle fibres by their

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  4. Select the correct option with respect to mitosis

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  5. Spindles are arrested by colchicine at

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  6. Identify the meiotic sage in which the homologous chromosomes separate...

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  7. Given below is the representation of a certain event at a particular s...

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  8. During gamete formation, the enzyme recombinate participates during

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  9. Chiasmata can be distinctively seen in

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  10. The complex formed by a pair of synapsed homologous chromosomes is cal...

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  11. A stage in cell division is shown in the figure. Select the answer whi...

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  12. In 'S' phase of the cell cycle

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  13. During which phase(s) of cell cycle amount of DNA in a cell remains at...

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  14. The enzyme recombinase is required in which stage of meiosis ?

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  15. Select the correct option

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  16. A chromosome, in which the centromere is situated is situated close to...

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  17. A somatic cell that has just completed has just completed the S-phase ...

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  18. Arrange the following events of meiosis in correct sequence (a) Cro...

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  19. Which of the following is not a characteristic feature during mitosis ...

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  20. Spindle fibers attach on to

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