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Q.

What will be the ratio of offspring in a cross between the red coloured and pink coloured flowers of Mirabilis jalapa?

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a

Red : Pink = 1 : 3

b

Red : Pink = 2 : 3

c

Red : Pink = 1 : 1

d

Red : Pink = 3 : 1

answer is A.

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Detailed Solution

The cross between red flowered and pink flowered plants of Mirabilis jalapa is depicted below

Question Image

Thus, the ratio of offspring produce would be Red : Pink = 1: 1

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