Given a scientific question, generate a correct answer to it.

Ex Input:
What term is used to describe the total spread of values in a sample?

Ex Output:
range

Ex Input:
Which part of the nerve cell helps transmit nerve impulses?

Ex Output:
long, threadlike extensions

Ex Input:
What is the term for the series of life stages and events that a sexually reproducing organism goes through?

Ex Output:
life cycle