HIV is an enclosed retrovirus. Every virus particle comprises two duplicates of a RNA genome. The infection additionally has various impetuses: viral protease switched transcriptase and integrase. These particles assume a basic part in making new duplicates of HIV and may be the points of antiretroviral prescriptions. The viral molecule of HIV, has a capsid that is cone-formed and is encased in a lipid cover. This cover contains viral glycoproteins that dilemma particularly to CD4 T cells, permitting the contamination to move to its host.