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Name the effect which shows the change in expression of alleles of the gene due to a specific environmental condition.

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Name the effect which shows the change in expression of alleles of the gene due to a specific environmental condition.

(a) Pleiotropy

(b) Linkage

(c) Phenocopy

(d) Penetrance

The question was posed to me during an interview for a job.

My enquiry is from Gene Interaction topic in division Genetics of Life Sciences

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Correct choice is (c) Phenocopy

To explain: It is a type of phenotypic variation where a single trait of an organism is usually changed due to environmental effects. This is not a hereditary effect when environmental conditions removed it goes back to normal.

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