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Number of Barr bodies in XXXX female wou...

Number of Barr bodies in XXXX female would be

A

1

B

2

C

3

D

4

Text Solution

Verified by Experts

The correct Answer is:
C
The number of Barr bodies in XXXX female are 3. Barr body is a condensed mass of chromatin found in the nuclei of placental mammals which contain one or more X-chromosomes, so named after its discovers Murray Barr. The number of Barr bodies is one less than the number of X-chromosomes present.
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NEET PREVIOUS YEAR (YEARWISE + CHAPTERWISE)-PRINCIPLES OF INHERITANCE AND VARIATION -MCQ
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  2. Inheritance would be extranuclear in case of

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  3. Number of Barr bodies in XXXX female would be

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  4. Male XX and female XY sometime occur due to :

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  5. Two nonallelic genes produces the new phenotype when present together ...

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  6. A and B genes are linked. What shall be the genotype of progeny in a c...

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  7. Ratio of complementary genes is

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  8. During organ differentiation in Drosophila, an organ is modified to an...

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  9. Drosophila flies with XXY genotype are females, but human beings with ...

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  10. Mutation generally produces

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  11. Which one of the following characters studied by Mendel in garden pea ...

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  12. Hybridisation between Tt xx tt gives rise to the progeny of ratio

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  13. Haemophilic man marries a normal woman. Their offspring will be

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  14. Which of the following is the main category of mutation?

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  15. A woman with two gases (one on each X-chromosome) for haemophilia and ...

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  16. Albinism is known to be due to an autosomal recessive mutation. The fi...

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  17. Crossing over in diploid organism is responsible for

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  18. How many types of genetically different gametes will be produced by a ...

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  19. Mental retardation in man, associated with sex chromosomal abnormality...

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  20. Which base is responsible for hotspots for spontaneous point mutations...

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