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.
Average Weather in April in Providence Rhode Island, United States. In Providence, the month of April is characterized by rapidly rising daily high temperatures, with daily highs increasing by 10Â°F, from 53Â°F to 63Â°F over the course of the month, and rarely exceeding 75Â°F or dropping below 42Â°F.