Welp padlet is out of control again anyways free points

Mucous membranes.. a. cover or line external surface of body. b. line internal body surfaces that are in contact with the environment. c. produce antibodies to combat infection. d. secrete sweat, which has antibacterial enzymes.

The breakdown of peptides into amino acids is an example of . the release of insulin after eating a large meal is an example of .

How could you find out if that advice is based in scientific evidence?