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Question

In Drosophila gene for white eye colour is also responsible for depigmentation of body parts. It is an example of

A
Oncogene
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B
Epistatic gene
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C
Hypostatic gene
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D
Pleiotropic gene
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E
Sex-linked
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Solution

The correct option is B Pleiotropic gene

The ability of a gene to have a multiple phenotypic effects is known as pleiotrophy and the gene is called Pleiotropic gene and the inheritance is called Pleiotropic inheritance. In Drosophila, a gene is responsible in controlling the colour of the eye and depigmentation of body parts. It is a pleiotropic gene.

So, the correct option is ‘Pleiotropic gene’.

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