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NEET 2024, Biology Q6: Interactions of Genes

NEET2024Biology
Q.

A pink flowered Snapdragon plant was crossed with a red flowered Snapdragon plant. What type of phenotype/s is/are expected in the progeny?

  1. A

    Only pink flowered plants

  2. B

    Red, Pink as well as white flowered plants

  3. C

    Only red flowered plants

  4. D

    Red flowered as well as pink flowered plants

Solution

Snapdragon flower colour follows incomplete dominance: = red, = pink, = white. A pink () red () cross gives (red) and (pink). White progeny are not produced. Therefore both red and pink flowered plants are expected.

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