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24/09/2020 11:29 am
Topic starter
Assertion: In Mirabilis, selfing of F1 pink flower plants produces same phenotypic & genotypic ratio.
Reason: Flower colour gene shows incomplete dominance.
(a) If both Assertion and Reason are correct and Reason is the correct explanation of Assertion.
(b) If both Assertion and Reason are correct, but Reason is not the correct explanation of Assertion.
(c) If Assertion is correct but Reason is incorrect.
(d) If both the Assertion and Reason are incorrect.
1 Answer
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24/09/2020 11:31 am
(a) If both Assertion and Reason are correct and Reason is the correct explanation of Assertion.
Explanation:
F2 phenotypic and genotypic ratio in monohybrid cross involving incomplete dominance is
1 : 2 : 1
RR Rr rr
(red) (pink) (white)