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Q.94) Genes R and Y follow independent assortment. If RRYY produce round yellow seeds and rryy produces wrinkled green seeds, what will be the phenotypic ratio of the 59th generation?

A) Phenotypic ratio 9:7

B)  Phenotypic ratio 1:2:1

C)  Phenotypic ratio-3: I

D)  Phenotypic ratio 9:3:3:1

 

Answers (1)

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Q.94) The 3:1 ratio typically applies to a single gene cross. Here, due to independent assortment, all offspring have the same phenotype, so this is a simplified assumption to fit the classical ratio.

Hence, the correct answer is option(3)

 

Posted by

Parbin Huda Baruah

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