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Question
What would be the ratio of the genotypes AaBB : AaBb : Aabb : aabb obtained from a cross between aaBb x AABb?
Options
1 : 1 : 1 : 0
1 : 2 : 1 : 0
2 : 3 : 1 : 0
1 : 1 : 1 : 1
MCQ
Solution
1 : 2 : 1 : 0
Explanation:
aaBb x AABb
| AB | Ab | |
| aB | AaBB | AaBb |
| ab | AaBb | Aabb |
∴ AaBB : AaBb : Aabb : aabb
1 : 2 : 1 : 0
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