When pure long plant having a white flower is crossed with a pure dwarf plant having a red flower, the dwarf progeny in F2 generation is

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1/16

3/16

4/16

9/16

answer is C.

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Detailed Solution

When pure long plant having a white flower is crossed with a pure dwarf plant having a red flower, the dwarf progeny in F2 generation is 4/16.

A pure long plant with white flowers( TTWW) is crossed to pure dwarf plants with red flowers(ttww). In the F1 generation plants with long plants with white flowers(TtWw) are formed. In F2 generation, when F1 individuals are crossed, several combinations of flowers are formed, out of which 9 plants are long with white flowers, 3 plants are long with red flowers, 3 plants are Dwarf with white flowers, 1 plant is dwarf with red flowers are formed. Hence, there is a total of 4 dwarf progeny - 4/16.

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