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If a colour blind man marries a woman wh...

If a colour blind man marries a woman who is homozygous for normal colour vision,the probability of their son being colour blind is :

A

0

B

0.5

C

0.75

D

1

Text Solution

Verified by Experts

The correct Answer is:
A
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AAKASH INSTITUTE-PRINCIPLES OF INHERITANCE AND VARIATION-Assignment (SECTION-C) Previous Years Questions
  1. the mechanism that causes a gene to move from one linkage group to a...

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  2. A true breeding plant is:

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  3. If a colour blind man marries a woman who is homozygous for normal col...

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  4. In a testcross involving "F"(1) dihybrid flies, more parental-type off...

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  5. Which of the following most appropriately describes haemophilia ?

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  6. A tall true breeding garden pea plant is crossed with a dwarf true bre...

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  7. Match the terms in Column I with their description in Column II and ch...

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  8. Pick out the correct statements (A) Haemophilia is a sex-linked rece...

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  9. A colour blind man marries a woman with normal sight who has no histor...

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  10. the term 'linkage' was coined by :

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  11. A pleiotropic gene:

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  12. In his classic experiment on Pea plants, Mendel did not use

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  13. A gene showing codominance has:

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  14. In the following human pedigree, the filled symbols represent the affe...

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  15. Alleles are:

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  16. The movement of a gene from one linkage group to an other is called

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  17. Multiple alleles are present:

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  18. An abnormal human baby with XXX sex chromosomes was born due to

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  19. How many pairs of contrasting characters in pea plants were studied by...

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  20. Fruit colour in squash is an example of

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