What will the genotypic ratio be of a monohybrid cross of two individuals who are both heterozygous for a trait?

a) 100% homozygous dominant
b) 25% homozygous dominant, 50% heterozygous, 25% homozygous recessive
c) 100% homozygous recessive
d) 50% homozygous dominant, 50% heterozygous
e) 50% homozygous dominant, 50% homozygous recessive


Answer: b) 25% homozygous dominant, 50% heterozygous, 25% homozygous recessive

Biology & Microbiology

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