Question

what is one benefit of mapping the human genome?
locating the chromosomal abnormalities that cause disease
having the genomes of every living individual on file
choosing the gender or intellectual ability of an unborn child
cloning the individuals that comprise a nearly extinct tribe

Explanation:

Mapping the human genome helps in identifying chromosomal abnormalities related to diseases. Storing every individual's genome on - file is not feasible or ethical. Choosing a child's gender or intellectual ability through genome mapping is unethical and not a valid application. Cloning individuals from a nearly - extinct tribe is not a benefit of genome mapping.

Answer:

A. locating the chromosomal abnormalities that cause disease