Name and describe three ways in which populations can become isolated.

1. not enough natural ingredients like food and water, 2. the people your are surrounded in the environment, 3. the laws or rules that apply to living in gov./environment

Explanation:

1. maybe there aren't enough local stores in your area and you have to walk or drive miles just to get there, 2. maybe you have some connotation with people around you, or they themselves are setting good examples for you or your family, the community is too crowded, 3.maybe you want to leave a country because the system doesn't work for you, discrimination laws or a form of unfairness and mistreatment. maybe  too intrusive.

Explanation:

There are five types of isolation that biologically prevent species that might otherwise interbreed to produce hybrid offspring. These are ecological, temporal, behavioral, mechanical/chemical and geographical.May

answer: a. a gene that causes a specific trait.