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प्रश्न
A pure breeding red flower variety of pea plant (RR) is crossed with a pure breeding white flower variety of pea plant (rr). Draw a Punnett square to find out the Phenotypic and Genotypic ratios of the progeny belonging to the F2 generation.
तक्ता
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उत्तर
| Parents | Red flower (RR) |
× | White flower (rr) |
|
| r | r | |||
| F1 generation | R | Rr | Rr | |
| R | Rr | Rr | ||
| F2 generation | Rr | × | Rr | |
| r | r | |||
| R | RR | Rr | ||
| r | Rr | rr |
Phenotypic ratio = 3 : 1 (Red : White)
Genotypic ratio = 1 : 2 : 1 (RR : Rr : rr)
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Mendel's Experiments on Inheritance
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