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  4. In Mirabilis a hybrid for red (RR) and white (rr) flower produces pink (Rr) flower. A plant with pink flower is crossed with white flower the expected phenotypic ratio is:

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Q. In Mirabilis a hybrid for red $(RR)$ and white $(rr)$ flower produces pink $(Rr)$ flower. A plant with pink flower is crossed with white flower the expected phenotypic ratio is:

Rajasthan PMTRajasthan PMT 2002

Solution:

Mirabilis Jalapa shows incomplete dominance.
The ratio of Pink and White flowers will be $1 : 1$.

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