Author Question: Tonsils are a mass of lymph tissue that may become infected when: A) the lymph nodes in the neck ... (Read 108 times)

neverstopbelieb · **on:** Jul 12, 2018

Tonsils are a mass of lymph tissue that may become infected when:

A) the lymph nodes in the neck filter too many bacteria.
B) they filter too many bacteria.
C) the appendix is removed.
D) none of the above happen.

Question 2

The immune response fights infection because it produces:

A) lymphocytes that attack phagocytes.
B) antigens and antibodies that balance the system.
C) antigens and antibodies that work together.
D) antibodies that attack antigens.