In Mirabilis jalapa, when homozygous red-flowered and white-flowered plants are crossed, all F₁ pl

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4.Principles of Inheritance and Variation

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In Mirabilis jalapa, when homozygous red-flowered and white-flowered plants are crossed, all $F_1$ plants have pink-coloured flowers. In $F_2$ produced by selfing of $F_1$ individuals, red, pink and white flowered plants appear respectively in the ratio of or What will be the ratio in $F_2$ generation if red-flowered variety of Mirabilis jalapa is crossed with white-flowered variety

A

$1 : 1 : 1 : 1$

B

$1:2:1$

C

$2:1$

D

$3:1$

Solution

(b)It is an example of Incomplete dominance.

Standard 12

Biology

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