A thallasemic child needed repeated bloodd transfusions got infected by HIV.
Which diagnositic test showed that the infective virus was HIV?

A thallasemic child needed repeated blood transfusions got infected by HIV. Use a rough diagrammatic sketch and arrows to show how the virus increased in number.

A thallasemic child needed repeated bloodd transfusions got infected by HIV. Why did the increased number of the HIV virus deteriorate the child's immunity?

Describe mechanism of infection by HIV.

Most serious form of HIV infection is called __ .

How does transmission of HIV-infection generally occurs?

AIDS is caused by HIV that principally infects:

A person has been diagnosed to be HIV positive. Name the test which the person underwent.

HIV usually infects:

Suppose that the reliability of a HIV test is specified as follows: Of people having HIV, 90% of the test detect the disease but 10% go undetected. Of people free of HIV, 99% of the test are judged HIV–ive but 1% are diagnosed as showing HIV+ive. From a large population of which only 0.1% have HIV, one person is selected at random, given the HIV test, and the pathologist reports him/her as HIV+ive. What is the probability that the person actually has HIV?