AP BIOLOGY

Detailed explanation-1: -Emigration is the movement of individuals out of a population. This can result when resources like food or nesting sites become scarce in an area.

Detailed explanation-2: -Migration. Migration is the movement of individual organisms into, or out of, a population. Migration affects population growth rate.

Detailed explanation-3: -Migration is the movement of people in and out of an area.

Detailed explanation-4: -Emigration is the act of leaving a resident country or place of residence with the intent to settle elsewhere (to permanently leave a country). Conversely, immigration describes the movement of people into one country from another (to permanently move to a country).