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In the F2 generation of a Mendelian dihy...

In the `F_2` generation of a Mendelian dihybrid cross, the number of phenotypes and genotypes are

A

Phenotypes-4, genotypes-16

B

Phenotypes-9, genotypes-4

C

Phenotypes-4, genotypes-8

D

Phenotypes-4, genotypes-9

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The correct Answer is:
D
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KUMAR PRAKASHAN-PRINCIPLES OF INHERITANCE AND VARIATION -SECTION -E (SOLUTION OF NCERT EXEMPLAR ) (MULTIPLE CHOICE QUESTION (MCQS))
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  2. Conditions of a karyotype 2n +- 1 and 2n +-2 are called

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  3. Distance between the genes and percentage of recombination shows

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  4. If a genetic disease is transferred from a phenotypically normal but c...

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  5. In sickle-cell anaemia Glutamic acid is replaced by Valine. Which one ...

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  6. Person having genotype I^A I^B would show the blood group as AB. This ...

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  7. ZZ/ZW type of sex determination is seen in

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  8. A cross between two tall plants resulted in offspring having few dwarf...

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  9. In a dihybrid cross, if you get 9:3:3:1 ratio, it denotes that

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  10. Which of the following will not result in variations among siblings?

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  11. Mendel.s Law of independent assortment holds good for genes situated o...

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  12. Occasionally, a single gene, may express more than one effect. The phe...

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  13. In a certain taxon of insects, some have 17 chromosomes and the others...

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  14. The inheritance pattern of a gene over generations among humans is stu...

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  15. It is said that Mendel proposed that the factor controlling any charac...

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  16. Two genes .A. and .B. are linked. In a dihybrid cross involving these ...

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  17. In the F2 generation of a Mendelian dihybrid cross, the number of phen...

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  18. Mother and father of a person with .O. blood group have .A. and .B. bl...

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