You are given a sentence and your task is to generate another sentence that supports the given input.

[EX Q]: Food and habitat availability, reproduction, environmental cycles, and temperature change may be causes of migration for some species.
[EX A]: A change of season and less food usually cause certain animals to migrate.

[EX Q]: Sperm cells are usually motile, having a single flagellum .
[EX A]: In humans, the sperm cell is the only cell with the  flagella structure that enables motility.

[EX Q]: Gross Alpha/Beta Particle Activity: The total radioactivity due to alpha or beta particle emissions as inferred from measurements on a dry sample.
[EX A]:
Alpha emission is a type of radioactivity.