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A pink flower producing snapdragon plant is crossed with red flower producing snapdragon plant. The phenotypic ratio for the flower colour obtained in F1 generation will be

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Important Questions on Principles of Inheritance and Variation

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Gamma Question Bank for Medical Biology>Chapter 27 - Principles of Inheritance and Variation>Assignment>Q 20
The number of allele(s) that determine A,B, AB and O blood groups in human is/are 
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Gamma Question Bank for Medical Biology>Chapter 27 - Principles of Inheritance and Variation>Assignment>Q 22
All of the given are reasons why Drosophila was used as experimental material by Morgan, except
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Gamma Question Bank for Medical Biology>Chapter 27 - Principles of Inheritance and Variation>Assignment>Q 23
The AA+XO type of chromosome constitution is seen in
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Gamma Question Bank for Medical Biology>Chapter 27 - Principles of Inheritance and Variation>Assignment>Q 25

Study the given pedigree chart and find out the genotype of individuals II and III.

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Gamma Question Bank for Medical Biology>Chapter 27 - Principles of Inheritance and Variation>Assignment>Q 27
Select the incorrect match
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Gamma Question Bank for Medical Biology>Chapter 27 - Principles of Inheritance and Variation>Assignment>Q 30
In phenylketonuria, the affected individual lacks an enzyme that converts the amino acid A¯ into B¯.
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Gamma Question Bank for Medical Biology>Chapter 27 - Principles of Inheritance and Variation>Assignment>Q 32
Failure of cytokinesis after telophase stage of cell division results in:
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Gamma Question Bank for Medical Biology>Chapter 27 - Principles of Inheritance and Variation>Assignment>Q 34
The physical association of genes on chromosome is called