A dihybrid cross AaBb × AaBb (independent genes, complete dominance) yields a phenotypic ratio of
- A
3:1
- B
1:2:1
- Ccheck_circle
9:3:3:1
- D
1:1:1:1
Explanation
9 A_B_ : 3 A_bb : 3 aaB_ : 1 aabb = 9:3:3:1.
Mendelian Genetics
AP Biology· difficulty 3/5
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