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Which of the following crosses would res...

Which of the following crosses would result in 1:2:1 `F_(2)` ratio?

A

Yyxxyy

B

YyxxYy

C

Yyxxyy

D

Yyxxyy

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The correct Answer is:
D
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AAKASH SERIES-PRINCIPLES OF INHERITANCE AND VARIATION-EXERCISE-I
  1. The trait that is expressed in homozygous and heterozygous conditions

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  2. Dwarf pea was treated with gibberellic acid. It became as tall pea pla...

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  3. Which of the following crosses would result in 1:2:1 F(2) ratio?

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  4. If the frequency of a recessive phenotype in a stable population is 25...

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  5. A red flowered plant when crossed with white flowered plant, it gave r...

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  6. What is the probability of the genotype (a) in F(2) progeny of the sel...

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  7. In a typical monohybrid coss % of F(2) resembling the F(1) phenotypica...

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  8. In a typical monohybrid coss % of F(2) resembling the F(1) phenotypica...

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  9. In a typical monohybrid coss % of F(2) resembling the F(1) phenotypica...

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  10. In a typical monohybrid coss % of F(2) resembling the F(1) phenotypica...

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  11. Percentage of pure individuals in F(2) of a monohybrid cross

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  12. The ratio of homozygous and hetrozygous organisms in the F(2) of monoh...

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  13. The ratio between the number of kinds of homozygous genotypes and the ...

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  14. The ratio of homozygous violet color flower pea plants and hetrozygous...

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  15. When a green pod containing pea plant is crossed with a yellow pod con...

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  16. What shall be the genotypic ratio in F(2) generation of monohybrid cro...

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  17. How many different kinds of gemetes are produced by the F(1) offspring...

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  18. A true breeding tall pea plant crossed with the true breeding drawf pl...

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  19. Law of dominance and recessivenes was the result of

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  20. The geometrical devic that helps in visualizing all the possible combi...

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