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By studying the effects of gene one can tell ______ role of a gene in the body.

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By studying the effects of gene one can tell ______ role of a gene in the body.

(a) chemical

(b) biological

(c) psychological

(d) physiological

This question was addressed to me at a job interview.

This is a very interesting question from Biotechnology Applications in division Biotechnology and its Applications of Biology – Class 12

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Right option is (b) biological

Easiest explanation: The biological role of the introduced foreign gene can be predicted or observed by studying the effects of the gene in transgenic animals. The manipulated gene can introduce a new character or may lead to the loss of a character.

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