_______ are secreted by cells infected with viruses, alerting neighboring cells and protecting them from becoming infected.
A) Complement system globulins
B) Interferons
C) Granzymes
D) Pyrogens
E) Perforins
Answer: B) interferons
Biology MCQ
Biology Chapter 21
_______ are secreted by cells infected with viruses, alerting neighboring cells and protecting them from becoming infected.