_______ are a diverse group of peptides and proteins that cells of the immune system use to signal one another.
A) Complement
B) Cytokines
C) Histamines
D) Serotonins

Question

Quizplus · Accepted Answer

Cytokines are a diverse group of peptides and proteins that cells of the immune system use to signal one another. Complement proteins contribute to the immune response by "complementing" the ability of antibodies and phagocytic cells to clear pathogens. Histamines and serotonins are types of chemical messengers, but they are not primarily involved in immune signaling.

_______ Are a Diverse Group of Peptides and Proteins That