Examlex
One of the natural influences on concentrations of atmospheric ozone is ________.
HIV Infection
A virus that attacks the immune system, leading to AIDS if not treated, and is transmitted through certain body fluids like blood and semen.
Prevalence
The proportion of a population found to have a particular condition at a specific time.
Serconversion
The period during which specific antibodies develop and become detectable in the blood, indicating the presence of an infection.
Seeding
In a medical or environmental context, the act of introducing cells, organisms, or substances to a specific area to encourage growth or proliferation.
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