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From a cross AABb x aaBb, the genotypes ...

From a cross AABb x aaBb, the genotypes AaBB:AaBb:Aabb,aabb are obtained in ratio

A

`0:3:1:1`

B

`1:2:1:0`

C

`1:1:1:1`

D

`1:2:1:1`

Text Solution

Verified by Experts

The correct Answer is:
B
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ALLEN-GENETICS & MOLECULAR BASIS OF INHERITANCE AND MUTATION-EXERCISE-III (ANALYTICAL QUESTIONS
  1. Which of the following is significance of dominance

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  2. An offspring of two homozygous parents differing from one another by a...

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  3. From a cross AABb x aaBb, the genotypes AaBB:AaBb:Aabb,aabb are obtain...

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  4. Mr. Kapoor has Bb autosomal gene pair and d allele sex-linked. What sh...

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  5. Independent assortment of genes does not take place when

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

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  7. If two pea plants having red (dominant) coloured flowers with unknown ...

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  8. In the cross YYRR xx yyrr, the number of green coloured seeds in F(2) ...

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  9. Select the incorrect statement for Gregor Mendel-

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  10. When two pairs of traits are combined in a hybrid, segregation of one ...

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  11. Which of the following is not observed in a monohybrid cross-

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  12. Which statement is true-

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  13. If 3^(n) is the theoretically possible number of different genotypes (...

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  14. In the Punnet square given above, the genotype of the female parent an...

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  15. When aaBbcc is crossed with AaBBCc then the ratio of hybrid for all th...

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  16. In a plant, red fruit (R ) is dominant over yellow fruit (r ) and tall...

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  17. Out of three characters on chromosomes no. 4, two characters indicate ...

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  18. The Punnett square shown below represents the pattern of inheritance i...

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  19. In a plant gene 'A' is reponsible for tallness and its recessive allel...

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  20. In rabbit black skin (B) is dominant over brown skin (b) and short hai...

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