Given a statement and question, generate the answer to the question such that the answer is contained in the statement.

statement: Insects can spread disease and destroy corn., question: What can insects do?
spread disease and destroy corn

statement: fish secrete a mucous covering over their exterior to help protect from predators and parasites and reduce friction with the liquid substance they live in., question: What do fish secrete over their exterior to help protect against predators and parasites?
mucous

statement: Scientific testing  is often done in a lab., question: In what lab is scientific testing often done?

lab