Restriction enzymes, also known as restriction endonucleases, are enzymes that cut a DNA molecule at a particular place. They are essential tools for recombinant DNA technology. The enzyme scans a DNA molecule, looking for a particular sequence, usually of four to six nucleotides.
RI Weather - The Climate on Rhode Island. Rhode Islands climate is humid and temperate and experiences the full extent of the four seasons. They dont really have a measurable dry or rainy season but rainfalls are spread evenly through the course of a year. Rhode Islands experiences its warmest weather from April until October.
This report describes the typical weather at the T.F. Green State Airport (Providence, Rhode Island, United States) weather station over the course of an average year. It is based on the historical records from 1974 to 2012. Earlier records are either unavailable or unreliable.