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5 December, 19:43

What is a gene?

A. A piece of DNA that controls a trait

B. A specific form of an allele

C. A Chromosome that determines gender

D. A group of chromosomes

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  1. 5 December, 20:03
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    Answer: A). A piece of DNA that controls a trait

    Explanation: A gene is a functional unit of hereditary. A gene determines the characteristics of an offspring. Genes are said to be functional unit of hereditary because they are transferred from the parents to the offsprings.

    A gene is a nucleotide sequence found on a chromosome which determines a trait in an individual.
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