Question

If $'A'$ represents the dominant allele and $'a'$ represents its recessive allele, which of the following would be the most likely result in the first generation offspring when $Aa$ is crossed with aa?

• A. All will exhibit dominant phenotype.
• B. All will be of recessive type.
• C. Dominant and recessive phenotype will be $50 \%$.
• D. Dominant phenotypes will be $75 \%$

Answer 1

Answer: (C)

' $A$ ' represents the dominant allele and 'a' represents its recessive allele. The most likely result in the first generation offspring when $Aa$ is crossed with aa will be:
Parents : heterozygous $\times$ homozygous recessive