The Aa × aa cross shows what genotypic ratio?
- A
All aa
- B
All Aa
- C
1 AA : 2 Aa : 1 aa
- Dcheck_circle
1 Aa : 1 aa
Explanation
Half the offspring inherit 'A' from the heterozygote → Aa; half inherit 'a' → aa. Phenotypic ratio is 1 dominant : 1 recessive.