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Human skin colour is polygenic trait wit...

Human skin colour is polygenic trait with each dominant determing a part of melanin deposition while the recessive are coding for no melanin. If a very dark skinned person marries a very light skinned women, the chances of a very dark skinned offspring are

A

0

B

`1//4`

C

`5//8`

D

`9//64`

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The correct Answer is:
A
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GRB PUBLICATION-MENDELIAN INHERITANCE-Multiple Choice Questions
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  2. In a mating between two mulattos, each heterozygous at all three gene ...

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  3. Human skin colour is polygenic trait with each dominant determing a pa...

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  4. Inheritance of skin colour in human being is an example of

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  7. The phenotypic ratio obtained in quantitive inheritance of a dihybrid ...

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  8. Which of the following is not a quantitative trait?

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  9. Identify the correct match between inheritance and their examples: {...

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  10. In Lathyrus odoratus, cross between two purple flowered plants give a ...

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  11. Two dominant independently assorting genes react with each other. They...

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  12. The ratio of 9 : 7 is due to:

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  13. Two or more independent genes present on different chromosomes which d...

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  14. Genes A and B are necessary for normal hearing. What is the possible g...

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  15. Supplementary gene interaction in "F"(2) results in a phenotypicc rati...

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  16. In a dihybrid cross "F"(2) ratio of 15 : 1 is due to:

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  17. Which one is an interaction of genes

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  18. In epistasis:

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  19. The gene which suppresses and masks the expression of other is:

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  20. Epistasis effect in which the dihybrid cross AaBb xx AaBb resulting in...

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