(P. 30) A _____ IS A CHEMICAL THAT CARRIES MESSAGES THROUGHOUT THE...

23.

(p. 30)

A _____ is a chemical that carries messages throughout the body, potentially

affecting a person's moods, levels of energy, and reactions to stress.

A. hormone

B. degradation inhibitor

C. neuron

D. synapse

Bloom's: Remember

Difficulty: Easy