Answer:
D. Cytokines
Explanation:
I would utilize Cytokines to recruit more leukocytes to the battle.
Cytokines are important chemical messengers that act via receptors in the immune system of the body. They are a group of proteins made by various immune cells. Immune cells communicate through Cytokines in regulating immune response
Answer:
My best recommendation is C.
Explanation:
I won't explain it because you should be able to figure it out using the process of elimination, but try C.
Over 200 people study animal habitats because our earth is ever decreasing in health
