About HIV Retroviruses

Human Immuno deficiency Virus belongs to a group of retroviruses called lentiviruses. HIV is a retrovirus having RNA but not DNA, with the help of reverse transcriptase enzyme the RNA transcribes in to DNA after entering host cell. HIV can only replicate itself within living cells of the host. The HIV virus infects cells of the immune system and affects the hosts ability to fight off invaders that seek to compromise the immune system and thereby cause health problems.