The ability of our immune system to attack abnormal or foreign cells but spare our own normal cells is called:
A) innate immunity.
B) nonspecific immunity.
C) self-tolerance.
D) adaptive immunity.

Question

Quizplus · Accepted Answer

Self-tolerance is the ability of our immune system to distinguish between self and non-self cells and not attack our own normal cells. This is a crucial process to prevent autoimmune diseases where the immune system attacks its own cells and tissues. Innate immunity and nonspecific immunity refer to the non-specific defense mechanisms that protect against any pathogen, while adaptive immunity is the immune response specifically tailored to an individual pathogen.

The Ability of Our Immune System to Attack Abnormal or Foreign