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Question
Give a cross for incomplete dominance using a suitable example.
Answer in Brief
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Solution
Incomplete dominance: Flower colour of Mirabilis jalapa
F2 Generation: Selfing of F1
 → |
R | r |
 ↓ |
||
| R | RR red |
Rr pink |
| r | Rr pink |
rr White |
Result:
Genotypic ratio – 1 RR : 2 Rr : 1 rr
Phenotypic ratio – 1 Red : 2 Pink: 1 White
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