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In a typical Mendelian cross, which is a...

In a typical Mendelian cross, which is a dihybrid cross, one parent is homoxygous for both dominant traits and another parent is homozygous for both recessive traits. In the `F_(2)` -generation, both parental combination and recombinantions appear. The phenotypic ratio of parental combinations to recombinations is

A

`10 : 6 `

B

`12 : 4 `

C

` 9 : 7 `

D

`15 : 1 `

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The correct Answer is:
A
In a dihybrid cross the phenotypes are in the ratio is
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