Ask your own question, for FREE!
Biology 8 Online
OpenStudy (anonymous):

the bodys first line of defense against infection incudes all of the following except A. skin b. mucouse membranes c. acids in the stomach interleukin-1

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!