Questions
A gene showing codominance has
a
alleles that are recessive to each other
b
both alleles independently expressed in the heterozygote
c
one allele dominant on the other
d
alleles tightly linked on the same chromosome
detailed solution
Correct option is B
A gene showing codominance has both alleles independently expressed in the heterozygote.Example:The IA and IB alleles of the gene I are co-dominant to each other. When IAand IBare present together they both express their own types of sugars: this is because of co-dominance. Hence red blood cells have both A and B types of sugars.Talk to our academic expert!
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