What percent of 'ab' type of gamete produced by a pea plant of genotype AaBb?
1. 25%
2. 50%
3. 75%
4. 100%
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIn Mendel's experiments with garden pea, round seed shape (RR) was dominant over wrinkled seeds (rr), Yellow cotyledon (YY) was dominant over green cotyledon (yy). What are the expected phenotypes in the F2 generation of the cross RRYY x rryy ?
1. Only round seeds with green cotyledons
2. Only wrinkled with yellow cotyledons
3. Only wrinkled seeds with green cotyledons
4. Round seeds with yellow cotyledons and wrinkled seeds with yellow cotyledons.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIn a plant, red fruit (R) dominant over yellow fruit (r) and tallness (T) is dominant over shortness (t). If a plant with RRTT genotype is crossed with a plant that is rrtt. Then
(1) 25% will be tall with red fruit
(2) 50% will be tall with red fruit
(3) 75% will be tall with red fruit
(4) All of the offspring will be tall with red fruits
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology