Task:2 Directions: Use the word bank below to complete the following sentences.
Antigens
Illness/Death
Immune
Pathogen
Antibody
Cells
White Blood
1. The____________
system identifies and defends the body against pathogens.
2. If an organism fails to maintain homeostasis, it will most likely cause__________
3. Microbes that enter the body, causing disease, are known as___________
4. Certain microbes can cause immune responses in the human body because their cell
membranes contain___________
, which serve as identification tags.
5.______________
are responsible for attacking microbes that enter the body.
6.______________
are specifically shaped proteins made by white blood cells.
describe the role of each key terms
a.white bloodcells:
b.antigen:
c.antibodies:
d.pathogens or microbes
