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Barr body in mammals represent...

Barr body in mammals represent

A

One of the two X chromosomes in somatic cells of females

B

All heterochmatin of male and female cells

C

Y chromosomes of male

D

All heterochromatin of female cells

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The correct Answer is:
A
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A2Z-MOLECULAR BASIS OF INHERITANCE-Section C PREVIOUS YEARS' EXAMINATION QUESTIONS (AIIMS Question)
  1. Barr body in mammals represent

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  2. Wobble hypothesis was given by

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  3. The total number of nitrogenous bases in human genome is estimated to ...

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  4. Given below is the presentation of a kind of chromosomal mutation : ...

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  5. In DNA helix, cytosine is paired with guanine by

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  6. Which one of the following pairs of terms/names mean one and the same ...

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  7. What is true about t-RNA ?

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  8. Which one of the following correctly represents the manner of replicat...

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  9. Which one of the following codons for the same information as UGC ?

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  10. Which one of the following pairs is correctly matched with regard to t...

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  11. The total number of nitrogenous bases in human genome is estimated to ...

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  12. What is the first step in the Southern Blot technique

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  13. Which one of the following pairs of features is a good example of poly...

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  14. During protein synthesis in an organism at one point the process comes...

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  15. Gene which suppresses other gene's activity but does not lie on the sa...

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  16. Human Genome Project (HGP) is closely associated with the rapid develo...

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  17. On the basis of given DNA fingerprint, match the children's (K and L) ...

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  18. Nucleotides are building blocks of nucleic acids. Each nucleotide is a...

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  19. The given figure shows the structure of ne with their parts labelled a...

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  20. Match the codons given in column I with their respective amino acids g...

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