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Percentage of heterozygous individuals o...

Percentage of heterozygous individuals obtained from selfing Rr individuals is:

A

25

B

75

C

50

D

100

Text Solution

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The correct Answer is:
C
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Refer the given statements and select the correct option (i) Percentage of homozygous dominant individuals obtained by selfing Aa individuals is 25 % (ii) Types of genetically different gametes produce by genotype AABbcc are 2 (iii) Phenotypic ratio of monohybrid F_(2) progeny in case of Mirabilis jalapa is 3 :1

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In a monohybrid cross between two heterozygous individuals, the number of pure homzygous individuals obtained in "F"_(1) generation is:

In a cross between plants with purple flowers and plants with white flowers, the offspring of F_1 generation all had white flowers. When the F_1 generation was self-crossed, it was observed in the F_2 generation that out of 100, 75 flowers were white. Make a cross and answer the following questions: In a monohybrid cross between two heterozygous individuals, percentage of pure homozygous individuals obtained in F_1 generation is?

A cross between two heterozygous individuals will yield homozygous individuals

The frequency of two alleles in a gene pool is 0.19 (A) and 0.8 (a) . Assume that the population is in Hardy-Weinberg equilibrium and (a) Calculate the percentage of heterozygous individuals in the population. (b) Calculate the percentage of homozygous recessive in the population .

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GRB PUBLICATION-MENDELIAN INHERITANCE-Multiple Choice Questions
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  14. In the garden pea, round seeds are dominant over wrinkled seeds. An in...

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  15. In human, pointed eybrows (B) are dominant over smooth eyebrows (b). S...

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  16. A pea plant parent having violet coloured flowers with unknown genotyp...

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  17. A tobacco plant heterozygous for recessive character is self-pollinate...

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  18. If a cross is made between AA and aa, the nature of "F"(1) progeny wil...

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