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What is the ratio of the number of chrom...

What is the ratio of the number of chromatids, chromosomes, bivalents and centromeres respectively in acell during metaphase-I?

A

`1:2:2:1`

B

`4:2:2:1`

C

`4:2:1:2`

D

`2:1:2:1`

Text Solution

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The correct Answer is:
C
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AAKASH SERIES-CELL CYCLE AND CELL DIVISION-Exercise-II
  1. Regions of crossing over are indicated cytologically by

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  2. Enzymes help in crossing over

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  3. What is the ratio of the number of chromatids, chromosomes, bivalents ...

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  4. Chromosomes of the bivalent are fused (Joined) by their chiasmata near...

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  5. Movement of bivalents towards the periphery of the nucleus and their m...

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  6. Genomes migrate to opposite poles by the end of

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  7. Number of meiotic divisions required to produce 100 seeds in an angios...

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  8. During meiosis, when the paternal and maternal chromosomes brought tog...

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  9. Number of spindle apparatus formed during the formation of one hundred...

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  10. How many reductional divisions are required to form 400 synergids?

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  11. Chromosomes of the bivalent lie very close to each other and far separ...

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  12. What happens when cytokinesis fails permanently after karyokinesis in ...

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  13. The ratio of chromosomes moving to each pole during Anaphase-II to tho...

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  14. During meiosis spindle formation in initiated during

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  15. During cell cycle, every chromosome contains two DNA molecules from

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  16. If a bacterial cell divides once in every minute, it takes one hour to...

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  17. Meiosis is characterized by

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  18. Mendelian recombinations are due to

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  19. What type of cell division takes place in the functional megaspore ini...

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  20. In a flowering plant the largest number of haploid cells occurs in

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