Wich of the following are a part of the body's first line of defense.
a
inflammatory response
b.
immunity
c.
mucous membranes
d.
memory cells
e.
antigens

The first muscles to develop in babies are those in the a. neck. b. trunk. c. arms. d. legs.

Which question should you ask to evaluate the credibility of health information? a.) does the article contain illustrations? b.) is the information up to date? c.) is the information available online? d.) is the information written in the united states?

How are people today protected from poop 50 points