In sweet pea, genes C and P are necessary for colour in the flowers. The flowers are white in the absence of either or both the genes. What will be the percentage of coloured flowers in the offspring of the cross Ccpp $\times$ ccPP?

25%

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50%

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75%

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100%

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Solution

The correct option is B 50%
Ccpp X ccPP
Male gametes are Cp and cp
Female gametes are cP and cP
Possible offsprings: CcPp (coloured), CcPp (coloured), ccPp (white), ccPp (white). Thus ratio of coloured to white will be 1:1
Therefore option B is the correct answer.

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In sweet pea, genes C and P are necessary for colour in the flowers. The flowers are white in the absence of either or both the genes. What will be the percentage of coloured flowers in the offspring of the cross Ccpp × ccPP?

The correct option is B 50%Ccpp X ccPPMale gametes are Cp and cpFemale gametes are cP and cPPossible offsprings: CcPp (coloured), CcPp (coloured), ccPp (white), ccPp (white). Thus ratio of coloured to white will be 1:1Therefore option B is the correct answer.

In sweet pea, genes C and P are necessary for colour in the flowers. The flowers are white in the absence of either or both the genes. What will be the percentage of coloured flowers in the offspring of the cross Ccpp $\times$ ccPP?

The correct option is B 50%
Ccpp X ccPP
Male gametes are Cp and cp
Female gametes are cP and cP
Possible offsprings: CcPp (coloured), CcPp (coloured), ccPp (white), ccPp (white). Thus ratio of coloured to white will be 1:1
Therefore option B is the correct answer.