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The Human Immunodeficiency Virus And Mutations
Beginning of Essay
The topic of this paper is the human immunodeficiency virus, HIV,
and whether or not mutations undergone by the virus allow it to survive in
the immune system. The cost of treating all persons with AIDS in 1993 in
the United States was $7.8 billion, and it is es .... Middle of Essay
.... of viruses in general, and how HIV infects the body.
Definition
HIV is the virus that causes AIDS. HIV is classified as a RNA
Retrovirus. A retrovirus uses RNA templates to produce DNA. For example,
within the core of HIV is a double molecule of ribonucleic acid, RNA.
When the virus invades a cell, this genetic material is replicated in the
form of DNA . But, in order to do so, HIV must first be able to produce a
particular enzyme that can construct a DNA molecule using an RNA template.
This enzyme, called RNA-directed DNA polymerase, is also referred to as
reverse transcriptase because it reverses the normal cellular process of
trans ....
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Words: 2069 - Pages: 8
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