When dominant and recessive alleles express themselves together, it is called

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4.Principles of Inheritance and Variation

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When dominant and recessive alleles express themselves together, it is called

A

Dominance

B

Co-dominance

C

Amphidominance

D

Pseudodominance

(AIPMT-2001)

Solution

(b) Codominance is a condition in which heterozygote where both members of an allelic pair contribute to phenotype,

which is then a mixture of the phenotypic traits produced in either homozygous condition.

In cattle the cross of red $ \times $ white produces roan offspring whose coat consist of both red and white hair.

Standard 12

Biology

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