In 4 ‘o’clock plants, the crossing of pure-bred red and white flowered parental stocks produced pink flowered plants. This type of genotypic expression is called ___.

Dominance

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Gene polymorphism

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Incomplete dominance

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Codominance

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Solution

The correct option is C
Incomplete dominance

Incomplete dominance was first observed in 4 ‘o’ clock plant. The allele responsible for red colour does not completely dominate the allele for white. The new phenotype pink arises by a “blend” of the dominant and recessive phenotypes.

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In 4 ‘o’clock plants, the crossing of pure-bred red and white flowered parental stocks produced pink flowered plants. This type of genotypic expression is called ___.

The correct option is C Incomplete dominance Incomplete dominance was first observed in 4 ‘o’ clock plant. The allele responsible for red colour does not completely dominate the allele for white. The new phenotype pink arises by a “blend” of the dominant and recessive phenotypes.

The correct option is C
Incomplete dominance

Incomplete dominance was first observed in 4 ‘o’ clock plant. The allele responsible for red colour does not completely dominate the allele for white. The new phenotype pink arises by a “blend” of the dominant and recessive phenotypes.