Question

Phenotypic and genotypic ratio is similar in case of

• A. complete dominance
• B. incomplete dominance
• C. over dominance
• D. epistasis

Answer 1

Answer: (B)

incomplete dominance

Answer 2

Incomplete dominance is the phenomenon of neither of the two alleles being dominant so that expression in the hybrid is intermediate between the expressions of the two alleles in homozygous state. $F_{2}$ phenotypic ratio is $1 : 2 : 1$, similar to genotypic ratio.