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In a genetic ...

Question

In a genetic cross involving Antirrhinum majus, a pink flowered plant was crossed with a white flowered one. Which among the following options are correct about the ratio of the progeny?

A

1 Red : 1 Pink : 1 White

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B

2 Pink : 2 White

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C

3 Pink : 1 White

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D

4 White

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Solution

The correct option is B 2 Pink : 2 White
Alleles coding for flower colour in Antirrhinum majus exhibit incomplete dominance. So,
RR $\to$ Red
Rr $\to$ Pink
rr $\to$ White

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