Mendelian Inheritance

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Mendelian Inheritance: Overview

This topic covers concepts, such as, Alleles, Mendel's Laws of Inheritance, Test Cross & Back Cross etc.

Important Questions on Mendelian Inheritance

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Which of the following law of inheritance has not been given by Mendel:

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Look at the given diagram and answer the following question :

 

Identify the phenotypic ratio of A, B, C, D.

 

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Look at the diagram given below and answer the following question :

Identify the genotypes of A, B, C, D.

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You are given tall pea plants with yellow seeds whose genotypes are unknown. It was crossed with a dwarf pea plant with green seeds. The progeny obtained has equal ratio of tall and dwarf plants and equal proportion of green and yellow seeds.  The genotype of the first plant is:

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When a violet flower producing plant was crossed with white flower producing plant, the progeny obtained had all violet flower.

The genotype of first parent was homozygous or heterozygous:

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A homozygous tall pea plant with yellow seeds is crossed with a dwarf pea plant with green seeds. The phenotypic ratio of its F2 plants is 9:3:3:1. It is representing:

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A homozygous tall pea plant with yellow seeds is crossed with a dwarf pea plant with green seeds. The phenotypic ratio of its F2 plants would be:

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Mating of an organism to a double recessive in order to determine whether it is homozygous or heterozygous for a character under consideration is called

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If a homozygous red flowered plant is crossed with a homozygous white flowered plant, the off springs would be

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Usually the number of alleles of a gene are-

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The phenotypic ratio of F2 generation in a monohybrid cross is 9:3:3:1.

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On selfing a plant of F1 generation with genotype 'AABbCC' the phenotypic ratio in F2 generation will be:

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With the help of Mendel's cross between tall and dwarf garden peas mention the phenotypic and genotypic ratio of the F2 generation.

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The generation produced by crossing two parental organisms is called the second filial generation.

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Mendel selected two types of flower colour for his hybridisation experiments, one is purple and another one is white or green?

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Garden pea plant is a cross-pollinating plant.

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Garden pea is an_____ plant and completes the life cycle within three to four months(one season).

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What is the scientific name of the pea plant?

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If the gene pool of the locus X in the human genome is 4, then what would be the highest possible number of genotypes in a large population?