Question

is a virus that attack the immune system of the patients and leads to death​

Answer 1

Answer:

The virus HIV which causes AIDS

Answer 2

Answer:

HIV is the virus which attacks the immune system and leads to death

Explanation:

In case of infection by HIV(human influenza virus) the persons immune cells are depressed. This depression leads to easy way for other viruses and bacteria to attack the body. This recurrent infection leads to death of the person due to disrupted metabolic function.