$HIV$ causes a reduction in:

Arrange the following statements regarding $AIDS$ in the correct chronological order of the infection process:
$(1)$ After entering the individual's body,the $HIV$ virus enters macrophages,where the viral $RNA$ genome replicates into viral $DNA$ with the help of the reverse transcriptase enzyme.
$(2)$ $HIV$ enters helper $T$-lymphocytes.
$(3)$ $HIV$ has an $RNA$ molecule as its genetic material.
$(4)$ Newly formed viruses are released into the blood and attack other helper $T$-lymphocytes.
$(5)$ Viral $DNA$ is incorporated into the host cell's $DNA$.

Identify the location and function of the following: $HIV$ Antigen and Amniotic bag.

Which cells does the $HIV$ virus primarily target in the blood to cause infection?

Which of the following organizations is working to create awareness about $AIDS$ among people?

$30$ pregnant women infected with $A.I.D.S.$ are admitted to a hospital ward. How many of their children are likely to be infected with $H.I.V.$?