Answer:
When animals immigrate into another breeding population they may bring with then alleles that are rare or unknown in the population they breed into.
Explanation:
Gene flow is the movement of genes from one population to another population. Examples of this include a bee carrying pollen from one flower population to another, or a caribou from one herd mating with members of another herd. Genes can come in different forms called alleles.
Also, I didn't see the list of choices.
Apples are a fruit that is high in fiber, vitamin C and various antioxidants. It has vitamins and minerals.