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The grandsons of a colour blind male thr...

The grandsons of a colour blind male through daughter having the following probability of being colour blind is

A

0

B

0.5

C

0.25

D

0.125

Text Solution

Verified by Experts

The correct Answer is:
B
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TRUEMAN BIOLOGY-PRINCIPLES OF INHERITANCE AND VARIATIONS -MCQs
  1. Carrier organism refers to an individual which carries a

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  2. A woman has haemophilic brother and normal parents. She wants to marry...

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  3. The grandsons of a colour blind male through daughter having the follo...

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  4. If the frequency of a dominant phenotype in a stable population is 75%...

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  5. If we ignore the effect of crossing over, how many different haploid c...

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  6. When a mutation is limited to the substitution of one nucleotide pair ...

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  7. Aneuploidy arises through

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  8. Another mutation occurring in an already mutated gene gives rise to

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  9. Haploid plants are preferred over diploids for mutation studies, becau...

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  10. Mutational events, which result in the deletion or addition of nucleot...

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  11. Which of the following mutational events is most difficult to detect?

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  12. Which of the following represents an amphidiploid (or allopolyploid) c...

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  13. A polyploid species having multiple and identical sets of chromosomes ...

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  14. Slight difference in identical twins support the hypothesis that

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  15. An allopolyploid has 4 or more sets of chromosomes. These sets come fr...

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  16. An organism or cell having a chromosome number exactly mutiple of hapl...

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  17. Match the coloumns:

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  18. In Drosophila, XXY is female. In humans it represents a male because

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  19. Queen victoria of England was

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  20. Number of nucleosomes found in helical coil of 30nm chromatin fibre is

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