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

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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 18
When two hybrids Ttrr & Rrtt are crossed, the phenotypic ratio of offspring shall be :-
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Alpha Question Bank for Medical: Biology>Chapter 27 - Principles of Inheritance and Variation>Exercise-2>Q 19
If selfing occurs in the plant having genotype RrYy, then ratio of given genotype will be :- RRYY, RrYY, RRYy, RrYy
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Alpha Question Bank for Medical: Biology>Chapter 27 - Principles of Inheritance and Variation>Exercise-2>Q 20
When a tall and red flowered plant crossed with a dwarf and white flowered plant, phenotype in the progeny dwarf and white. What will be the genotype of tall and red flowered plant
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Alpha Question Bank for Medical: Biology>Chapter 27 - Principles of Inheritance and Variation>Exercise-2>Q 21
Independent assortment of genes does not takes place when : -
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Alpha Question Bank for Medical: Biology>Chapter 27 - Principles of Inheritance and Variation>Exercise-2>Q 22
In snapdragon, when a red flower plant is crossed with a white flower ones, The resultant hybrid plant have pink coloured flower. If plant of F1 generation is crossed with a white flower ones, the progeny will be
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Alpha Question Bank for Medical: Biology>Chapter 27 - Principles of Inheritance and Variation>Exercise-2>Q 23
When one gene expresses itself in more than two stage then it is called.
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Alpha Question Bank for Medical: Biology>Chapter 27 - Principles of Inheritance and Variation>Exercise-2>Q 24
Blood grouping in humans is controlled by
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Alpha Question Bank for Medical: Biology>Chapter 27 - Principles of Inheritance and Variation>Exercise-2>Q 25
A man of A blood group marries a woman of AB blood group. Which type of progeny would indicate that man is heterozygous A:-