In $Antirrhinum$ (Snapdragon),a cross between a white-flowered recessive plant $(ww)$ and a red-flowered dominant plant $(RR)$ results in $180$ plants in the $F_2$ generation. How many of these plants will have the same genotype as the parents?
- A$180$
- B$45$
- C$90$
- DAll plants will be different from the parents.
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Similar Questions
Assertion : In $Mirabilis$,selfing of $F_1$ pink flower plants produces same phenotypic & genotypic ratio.
Reason : Flower colour gene shows incomplete dominance.
Reason : Flower colour gene shows incomplete dominance.
DifficultAIIMS 2014
View SolutionThe phenomenon of incomplete dominance was observed by whom?
Easy
View SolutionIn incomplete dominance,each of the parental traits reappears in the $F_2$ generation by . . . . . . %.
Pure red flower $\times$ Pure white flower $=$ Pink flower. This is an example of:
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View SolutionWhen $RR$ (red) $Antirrhinum$ is crossed with $WW$ (white),the $F_1$ progeny is $RW$ (pink). This is an example of:
MediumAIPMT 1991
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