Which of the following statements about AIDS is true_______
A. It is an autoimmune disease
B. HIV mainly infects human T cells
C. Shaking hands and hugs can contagious
D. already cured
Answer:B
Which of the following statements about AIDS is true_______
A. It is an autoimmune disease B. HIV mainly infects human T cells C. Shaking hands and hugs can contagious D. already cured