This Is a Certified Answer

Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.
HIV virus causes AIDS ie acquired immune deficiency syndrome cause by RNA virus or HIV virus It weakens d immune system of body n attack WBC s It can spread through Un protected sexual contact Transfer of contaminated blood From hiv+ mother to child Use of unprotected syringe Symptoms swollen of lymph nodes , regular fever , sweating at night, weight loose Prevention. Use fresh syringe , check whether blood is contaminated or not