What role does the immune system play in preventing disease?July 2, 2019/in Submit Your Assignment /by admin What role does the immune system play in preventing disease? Give specific examples for the first, second and third lines of defense. 200-250 WORDS 0 0 admin admin2019-07-02 11:28:342019-07-02 11:28:35What role does the immune system play in preventing disease?