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A,AB and B blood groups are formed in 1:...

A,AB and B blood groups are formed in `1:2:1` ratio by

A

`I^(A)I^(B)xxI^(A)I^(B)`

B

`I^(A)I^(B)xxI^(A)I^(B)`

C

`I^(B)I^(O)xxI^(A)I^(B)`

D

All these

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Verified by Experts

The correct Answer is:
B
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AAKASH SERIES-PRINCIPLES OF INHERITANCE AND VARIATION-EXERCISE-I
  1. The following blod group is called universal recipient

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  2. Each of the progeny have 25% chance of their blood group being O/A/B/A...

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  3. A,AB and B blood groups are formed in 1:2:1 ratio by

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  4. A couple has only A and O blood group children in 3:1 ratio if father'...

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  5. Genotype of A-group fatehr of O-group child would be

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  6. An O-group child cannot have parents of blood groups.

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  7. A gene incluencing many traits is

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  8. Source of mendelian recombinations is

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  9. Sickle cell anaemia is an example of

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  10. In a cross of four O'clock plants in the progeny half pink flower plan...

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  11. In pisum sativum pleiotropic factor influences

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  12. If a plant is heterozygous tall and produced tall as well as dwarf in ...

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  13. Which of the following depicts phenotypic ratio of dihybrid cross?

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  14. Independent assorment of Mendel was under in framing

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  15. In Medelism, linkage was not observed due to

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  16. The percentage of ab gametes produced by AaBb parent will be

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  17. In a dihybrid cross the ratio of pure double dominants and pure double...

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  18. Number of kinds of genotypes in F(2) generation of mendel's dihybrid c...

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  19. Number of kinds of phenotypes in F(2) generation of mendel's dihybrid ...

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  20. Number of kinds of phenotypes in F(2) generation of mendel's dihybrid ...

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