EVERYDAY SCIENCE

SCIENCE

VIRUS AND BACTERIA

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
HIV is a ____ meaning that it is composed not of DNA but of RNA.
A
Ebolavirus
B
Computer Virus
C
Retrovirus
D
None of the above
Explanation: 

Detailed explanation-1: -A type of virus that has RNA instead of DNA as its genetic material. It uses an enzyme called reverse transcriptase to become part of the host cells’ DNA. This allows many copies of the virus to be made in the host cells. The virus that causes AIDS, the human immunodeficiency virus (HIV), is a type of retrovirus.

Detailed explanation-2: -HIV is classified as a retrovirus because it contains reverse transcriptase. It is a D-type virus in the Lentivirus family.

Detailed explanation-3: -A capsid containing the virus’s genome and proteins then enters the cell. The shell of the capsid disintegrates and the HIV protein called reverse transcriptase transcribes the viral RNA into DNA.

Detailed explanation-4: -The human immunodeficiency virus (HIV) is a retrovirus whose genes are encoded with ribonucleic acid (RNA) instead of deoxyribonucleic acid (DNA). A retrovirus differs from a traditional virus in the way that it infects, replicates, and causes disease.

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