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When a heterozygous dominant is crossed with homozygous recessive than ratio of progeny will be

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Important Questions on Principles of Inheritance and Variation

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Alpha Question Bank for Medical: Biology>Chapter 27 - Principles of Inheritance and Variation>Exercise-2>Q 10
If a cross is made between AaTT and aatt where A stands for red dominant and T for tall dominant, what will be the percentage of red tall plants.
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Alpha Question Bank for Medical: Biology>Chapter 27 - Principles of Inheritance and Variation>Exercise-2>Q 11
120 Plants are produced on crossing pure red and pure white flowered pea plants, these ratio is
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Alpha Question Bank for Medical: Biology>Chapter 27 - Principles of Inheritance and Variation>Exercise-2>Q 12
On crossing red and white flowered plants the ratio of red and white flowered plants in F2 generation was 60:20 then on selfing of the heterozygous red flowered plants, the ratio of red and white flowered offsprings would be? 
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Alpha Question Bank for Medical: Biology>Chapter 27 - Principles of Inheritance and Variation>Exercise-2>Q 13
Heterosis in plants is obtained by
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Alpha Question Bank for Medical: Biology>Chapter 27 - Principles of Inheritance and Variation>Exercise-2>Q 14
Types of genotypes in F2 generation of dihybrid cross are
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Alpha Question Bank for Medical: Biology>Chapter 27 - Principles of Inheritance and Variation>Exercise-2>Q 15
What is the probability of homozygous plants for both dominant characters in F2 generation of a dihybrid cross?
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Alpha Question Bank for Medical: Biology>Chapter 27 - Principles of Inheritance and Variation>Exercise-2>Q 16
How many types and in what ratio the gametes are produced by a dihybrid heterozygous?
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Alpha Question Bank for Medical: Biology>Chapter 27 - Principles of Inheritance and Variation>Exercise-2>Q 17

Mendel's principle of segregation is based on separation of alleles during