Question

The following is NOT part of our bodies defense mechanism for infectious disease:

a. mucous membranes
b. red blood cells
c. white blood cells
d. antibodies

Answer 1

its red blood cells because they are not fully in your body

Answer 2

It's red blood cells. Mucous membranes can trap bacteria. White blood cell, eat the bacteria/pathogens/germs. Antibodies, like the white blood cell, destroy the pathogens.