The causative organism of $AIDS$ spreads by:

Which of the following is correct regarding the treatment of $AIDS$?

What is the full form of $AIDS$?

Which option correctly identifies $p, q, r$ and $s$ in the given figure of the $HIV$ virus?

Identify the correct sequence for the mechanism of $HIV$ infection:
$1.$ Viral $RNA$ replicates to form viral $DNA$ with the help of reverse transcriptase.
$2.$ The progeny viruses released in the blood attack other $T_H$ cells and destroy them.
$3.$ Viral $DNA$ gets incorporated into the host cell's $DNA$ and produces virus particles.
$4.$ Virus enters into macrophages.

$A$ - $AIDS$ is caused by the $HIV$. $R$ - In $AIDS$, $HIV$ enters into helper $T$-lymphocytes.