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The recessive genes located on X-chromos...

The recessive genes located on X-chromosome in humans are always

A

Expressed in females

B

Letal

C

Sub-lethal

D

Expressed in males

Text Solution

Verified by Experts

The correct Answer is:
D
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ALLEN-GENETICS & MOLECULAR BASIS OF INHERITANCE AND MUTATION-EXERCISE-I (CONCEPTUAL QUESTIONS)
  1. Genetic map is one that

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  2. One of the genes present exclusively on the X- chromosome in humans is...

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  3. The recessive genes located on X-chromosome in humans are always

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  4. Lack of independent assortment of two genes A and B in fruit fly Droso...

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  5. A normal woman whose father was colour blind marries a normal man .the...

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  6. If father is normal while mother is carrier of haemophilia

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  7. Which of the following show linkage group in coupling phase :-

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  8. The longer the chromosome of an organism, the more genetic variability...

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  9. Which statement is incorrect about linkage-

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  10. A woman with normal vision, but whose father was colour blind, marrie...

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  11. Haemophilia is more commonly seen in human males than in human females...

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  12. Had Mendel decided to study those traits together which are determined...

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  13. Mendel formulated the laws of heredity considering seven pairs of cons...

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  14. If Mendel had studied the seven traits using a plant with 12 chromosom...

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  15. Linkage in plants was first shown in

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  16. With increasing age the linkage becomes :-

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  17. Coupling and repulsion theory of linkage was given by

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  18. If there were only parental combinations in F(2) of a dihybrid cross t...

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  19. Linkage was discovered by

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  20. A dihybrid plant with incomplete linkage on test corss may produce how...

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