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Dihybrid Cross

In the cross ...

Question

In the cross between RRYY X rryy, the ratio of $F_{2}$ genotypes RRYY, RrYY, Rryy and rryy would be

A

9:3:3:1

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B

2:1:1:2

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C

1:2:2:1

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D

7:5:3:1

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Solution

The correct option is C 1:2:2:1

So, RRYY: RrYY: Rryy : rryy : : 1:2:2:1

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