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Probability of genotype TTrr in F2 - gen...

Probability of genotype TTrr in `F_2` - generation of a dihybrid cross is :

A

`1//16`

B

`3//16`

C

`9//16`

D

`6//16`

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The correct Answer is:
A
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USHA PUBLICATION-HEREDITY & VARIATION -EXERCISE
  1. If a plant having yellow and round seeds was crossed with another plan...

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  2. The 1 : 2 : 1 ratio with the pink flower in the F2 generation indicate...

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  3. Probability of genotype TTrr in F2 - generation of a dihybrid cross is...

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  4. Which one of the following was rediscoverer of Mendel's work :

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  5. How many different types of gametes can be formed by F1 progeny , resu...

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  6. What will be the gametic chromosome number of a cell , if somatic cell...

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  7. An F2 genotypic ratio of 1:4:6:4:1 instead of 9:3:3:1 indicates :

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  8. Which law Mendel would not have proposed , if the phenomenon of linkag...

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  9. The number of genotypes produced in F2 generation in Mendel's monohybr...

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  10. In which of the crosses , half of the offspring show dominant phenotyp...

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  11. Two allelic genes are located on the :

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  12. Red ( RR ) Antirrhinum is crossed with white ( rr ) one . The F1 hybri...

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  13. In a dihybrid cross , in F2 generation , the parental types are far gr...

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  14. Fill In The blank : The accepted law of Mendel is …………………..

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  15. Fill In The blank : The phenotypic ratio and genotypic ratio of monohy...

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  16. Fill In The blank : Crossing over takes place in ……………………

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  17. Fill In The blank : When two or more genes remain together closely for...

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  18. Fill In The blank : The phenomenon of Linkage was discovered by ………………...

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  19. Fill In The blank : One gene one enzyme hypothesis was given by ………………...

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  20. Fill In The blank : The functional unit of gene is ……………………

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