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Question

Refer to the given statements and select the correct option.

(i) The percentage of homozygous dominant individuals is 25%.
(ii) Types of genetically different gametes produced by genotype AABbcc are 2.
(iii) Phenotypic ratio of monohybrid F2 progeny in the case of Mirabilis Jalapa is 3:1.

A
All the statements are true.
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B
Statements (i) and (ii) are true, but statement (iii) is false.
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C
Statements (i) and (iii) are true, but statement (ii) is false.
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D
Statements (ii) and (iii) are true, but statement (i) is false.
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Solution

The correct option is B Statements (i) and (ii) are true, but statement (iii) is false.
The phenotypic ratio of monohybrid F2 generation in the case of Mirabilis jalapa is 1 Red : 2 Pink : 1 White, due to incomplete dominance.
There only statements (i) and (ii) are correct.
So the correct answer is (B).

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