Barr bodies (seen in saliva test in Olympic games) are found in human and are associated with

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4.Principles of Inheritance and Variation

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Barr bodies (seen in saliva test in Olympic games) are found in human and are associated with

Male autosome

Female autosome

Female sex chromosome

Male sex chromosome

(AIPMT-1992)

Solution

(c) According to the British geneticist Mary Lyon $(1961)$, One of the two X-chromosomes of a normal female becomes heterochromatic and appears as Barr body.

Standard 12

Biology

The evidence that crossing over occurs at four stranded stage and not at two stranded stage of the chromosomes, comes from

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A black hybrid mouse is crossed with a pure brown mouse to produce a total of $24$ young ones. Which of the following result is most likely to be correct

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The example of epistatic gene is shown by

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In erythroblastosis foetalis, which factors of the mother pass through placenta into the foetus

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An organism which receives identical alleles of a particular gene from both parents is

normal

(AIPMT-1993)

Barr bodies (seen in saliva test in Olympic games) are found in human and are associated with

Solution

Similar Questions

The evidence that crossing over occurs at four stranded stage and not at two stranded stage of the chromosomes, comes from

A black hybrid mouse is crossed with a pure brown mouse to produce a total of $24$ young ones. Which of the following result is most likely to be correct

The example of epistatic gene is shown by

In erythroblastosis foetalis, which factors of the mother pass through placenta into the foetus

An organism which receives identical alleles of a particular gene from both parents is

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