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Earn 100

Define continuous variation with example.

Important Questions on Mechanism of Evolution

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Biology>Genetics and Evolution>Mechanism of Evolution>Variation, Mutation and Recombination
The mechanism that causes a gene to move from one linkage group to another is called:
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Biology>Genetics and Evolution>Mechanism of Evolution>Variation, Mutation and Recombination
The movement of a gene from one linkage group to another is called:
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Biology>Genetics and Evolution>Mechanism of Evolution>Variation, Mutation and Recombination
Using imprints from a plate with complete medium and carrying bacterial colonies, you can select streptomycin resistant mutants and prove that such mutations do not originate as adaptation. These imprints need to be used
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Biology>Genetics and Evolution>Mechanism of Evolution>Variation, Mutation and Recombination

Gene _____ produces variation.

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Biology>Genetics and Evolution>Mechanism of Evolution>Variation, Mutation and Recombination
_____ syndrome is caused by a deletion of chromosome 5p where babies cries with high-pitched tone.
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Biology>Genetics and Evolution>Mechanism of Evolution>Variation, Mutation and Recombination
Which of the following chemical is a base analogue?
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Biology>Genetics and Evolution>Mechanism of Evolution>Variation, Mutation and Recombination
Theory of De Vries is known as theory _____.
MEDIUM
Biology>Genetics and Evolution>Mechanism of Evolution>Variation, Mutation and Recombination
Two linked genes a and b show 40% recombination. The individuals of a dihybrid cross between ++/++ X ab/ab shall produce gametes as
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Biology>Genetics and Evolution>Mechanism of Evolution>Variation, Mutation and Recombination
When a fragment of chromosome rejoins in reverse orientation, the mutation is called _____ mutation.
MEDIUM
Biology>Genetics and Evolution>Mechanism of Evolution>Variation, Mutation and Recombination
Nullisomy is caused due to _____ during meiosis.
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Biology>Genetics and Evolution>Mechanism of Evolution>Variation, Mutation and Recombination
2n- 1-1 chromosomal condition is known as _____.
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Biology>Genetics and Evolution>Mechanism of Evolution>Variation, Mutation and Recombination
The idea of mutations was brought forth by which scientist and he worked on which plant?
MEDIUM
Biology>Genetics and Evolution>Mechanism of Evolution>Variation, Mutation and Recombination
Which of the following statements is the most appropriate for sickle cell anaemia?
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Biology>Genetics and Evolution>Mechanism of Evolution>Variation, Mutation and Recombination
In tetrasomic condition number of human chromosome will be _____.
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Biology>Genetics and Evolution>Mechanism of Evolution>Variation, Mutation and Recombination
_____ variation has two phenotypes.
MEDIUM
Biology>Genetics and Evolution>Mechanism of Evolution>Variation, Mutation and Recombination
Which one of the following is a wrong statement regarding mutations ?
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Biology>Genetics and Evolution>Mechanism of Evolution>Variation, Mutation and Recombination
Chromosomal deletion is a type of _____ where a part of DNA sequence is left out during the process of DNA replication.
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Biology>Genetics and Evolution>Mechanism of Evolution>Variation, Mutation and Recombination
_____ is the degree of differences between parents and offspring. (Variation/ Mutation)
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Biology>Genetics and Evolution>Mechanism of Evolution>Variation, Mutation and Recombination
Mutation is a change in a gene or _____.
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Biology>Genetics and Evolution>Mechanism of Evolution>Variation, Mutation and Recombination
_____ variation is not hereditary.