Question

The surface of bacterial cells is covered with proteins that the human body can recognize as belonging to a foreign, invading microorganism. These molecules are collectively referred to as

Answer 1

A. anatibiotics
B. antiseptics
C. antigens
D. antibodies

Answer 2

its C
Antigens are not only proteins but can also be smaller polypeptide chains or large carbohydrates

Answer 3

Thank you!

Answer 4

you're welcome ^_^