How does the immune system protect the body from disease?
(A) Through nonspecific and specific immunity
(B) Through hormones
(C) Through digestion and elimination
(D) Through changes in pulse rate
Answer: A
How does the immune system protect the body from disease?
(A) Through nonspecific and specific immunity
(B) Through hormones
(C) Through digestion and elimination
(D) Through changes in pulse rate
Answer: A