Which of the following is the cause of autoimmune diseases?
A. Immune System begins to attack its cells and tissues
B. Immune System starts producing cells and tissues
C. Immune System fails completely
D. Immune System produces WBCs in a huge number
Answer:A
Which of the following is the cause of autoimmune diseases?
A. Immune System begins to attack its cells and tissues B. Immune System starts producing cells and tissues C. Immune System fails completely D. Immune System produces WBCs in a huge number