Q:Fact 1: Gene flow occurs when individuals move into or out of a population. Fact 2: Gene flow is the movement of alleles in or out of a population. Given the two facts above, answer the question "What occurs when individuals move into a population?" with the following options: - resistance - spread flower seeds - rapid expansion - alleles move in - Leptospirosis - survival - competition - permineralization
A:
alleles move in