change|verb|to make different; to become different
common|adjective|usual; happening often; beliefs or ideas shared by many people (“a common purpose”)
genes|noun|parts of cells that control the growth and development of living things; genes from the mother and father are passed to the child
help|noun|support; aid
purpose|noun|the reason or desired effect for doing something; goal
question|noun|a sentence or word used in asking for information; a problem; an issue to be discussed
