Which of the following is the best definition of a gene?
O all of the DNA that makes up a chromosome
a specific segment of DNA on a chromosome
the DNA found in gametes

Respuesta :

A specific segment of DNA on a chromosome

Gene is a segment on DNA that can code for full  functional or structural protein. An example is the beta lactam gene that can code for the beta-lactamase enzyme that can break down some antibiotics like penicillin. The genes are therefore responsible for the phenotype of an organism.

Step-by-step explanation:

For diploid organisms like humans, who have a set of chromosomes, there are two forms of genes, called alleles, on the same locus on both sister chromosomes. Usually one is dominant over the other meaning its phenotype masks the other becaue it produces the ideal functional protein. A reccessive gene alelle mostly produces a defective form of the particular protein.

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Answer:

a specific segment of DNA on a chromosome

Step-by-step explanation:

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