Reverse transcriptases are enzymes encoded in retroviruses viral genome. The enzyme is responsible for transcription of the viral RNA to produce a dsDNA that can be inserted into the host genome.
Pacific Ocean Basin. The Pacific Ocean is bounded on the east by the North and South American continents; on the north by the Bering Strait; on the west by Asia, the Malay Archipelago, and Australia; and on the south by the Southern Ocean.
DEFINITION of 'Pacific Rim'. The Pacific Rim is a geographic area surrounding the edges of the Pacific Ocean. The Pacific Rim covers the western shores of North America and South America, in addition to Australia, eastern Asia and the islands of the Pacific.