TASK DEFINITION: Given a scientific question, generate a correct answer to it.
PROBLEM: What is a close relationship between two species in which at least one species benefits called?

SOLUTION: symbiosis

PROBLEM: Dragonflies were one of the first insects to do what?

SOLUTION: fly

PROBLEM: Compounds containing an atom of what element, bonded in a hydrocarbon framework, are classified as amines?

SOLUTION:
nitrogen