Question

multiple choice question interferons, interleukins, and lymphokines are examples of chemical barriers immunoglobulinscytokines immune cells

Explanation:

Interferons, interleukins, and lymphokines are small - protein messengers in the immune system, which are types of cytokines. Chemical barriers are substances like enzymes in secretions. Immunoglobulins are antibodies. Immune cells are the cells of the immune system like lymphocytes.

Answer:

C. cytokines