Biology for IGCSE & O level - Inheritance (Section 2 - No. 28)

In a situation of codominance, what will the phenotype of the heterozygote be?
A blend of the two homozygous phenotypes.
The same as the dominant phenotype.
The simultaneous expression of both homozygous phenotypes.
The same as the recessive phenotype.

Explanation

Codominance is where both alleles are expressed equally.

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