Respuesta :
All of these are first lines of defense except D. Enzymes.
Cilia are eyelashes, or little hairs that resemble eyelashes. Saliva is in our mouth to help digest our food and get rid of some stuff. Antibodies help get rid of sicknesses.
Cilia are eyelashes, or little hairs that resemble eyelashes. Saliva is in our mouth to help digest our food and get rid of some stuff. Antibodies help get rid of sicknesses.