Local Weather. Brewing tropical cyclone in Bay of Bengal won't bring heat relief to India. April 13, 2017, 9:40:41 AM EDT. A budding tropical cyclone in the Bay of Bengal is expected to target Myanmar, preventing India from welcoming any relief from the dangerous heat wave. Tropical depression to soak central Philippines Easter weekend. April 14, 2017, 7:00:42 AM EDT.
HIV is a retrovirus. HIV is an enveloped retrovirus. Each virus particle contains two copies of an RNA genome. The virus also has a number of enzymes: reverse transcriptase, integrase and viral protease. These molecules play an important role in making new copies of HIV and can be the targets of antiretroviral drugs.
From Wikipedia, the free encyclopedia. A retrovirus is any virus which copies itself as part of the cell's DNA by reverse transcribing its RNA. Since the cell cannot proofread the step in which RNA is converted back to DNA, errors often go unnoticed.This makes the exact sequence of a retrovirus's RNA change often.rom Wikipedia, the free encyclopedia. A retrovirus is any virus which copies itself as part of the cell's DNA by reverse transcribing its RNA. Since the cell cannot proofread the step in which RNA is converted back to DNA, errors often go unnoticed. This makes the exact sequence of a retrovirus's RNA change often.