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What Is Monohybrid Cross?

In Garden Pea...

Question

In Garden Pea, round shape is dominant over wrinkled shape. A pea plant heterozygous for round shape of seed is selfed and 1600 seeds produced during the cross are subsequently germinated. How many offspring will have parental phenotype

A

1600

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B

800

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C

400

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D

1200

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Solution

The correct option is D 1200

A pea plant with heterozygous round shaped seeds(Rr) is selfed, in the next generation, 1600 seeds are formed. When these seeds germinated, 1200 plants with round seeds and 400 plants with wrinkled seeds are formed.
So, the correct option is ‘1200’.

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