An enzyme (protein) that's part of the human immunodeficiency virus reads the sequence of viral RNA nucleic acids (yellow in graphic) that have entered the host cell and transcribes the sequence into a complementary DNA sequence (shown in blue). That enzyme is called reverse transcriptase .
The trouble with Oceanic legends is that there are more islands and peoples than fishes in the sea. And every culture has its own twist on the legendary themes. Gods from one island pop up in another.They change their names.They hide and sneak about.They impersonate one another.he trouble with Oceanic legends is that there are more islands and peoples than fishes in the sea. And every culture has its own twist on the legendary themes. Gods from one island pop up in another. They change their names. They hide and sneak about. They impersonate one another.
Island arcs are volcanic islands that form parallel to ocean trenches in subduction zones. The Pacific Ring of Fire is home to many of these groups of islands. Volcanoes that form above hot spots like the Hawaiian islands are not volcanic arcs.