What is the function of the central nervous system? a) to relay messages
b) to analyze information
c) to process information
d) all of the above

Which best describes a rhinovirus? o a. a virus that causes a common cold o b. a protective shell around a virus o c. a tube the comes off a virus o d. a piece of dna transferred by a virus

Which characteristics are typical of a human population in the postindustrial stage?

Hemoglobin is a proton that carries oxygen around your body what is hemoglobin made from