This is known as enzyme digestion. On double stranded DNA the recognition sequence is on both strands, but runs in opposite directions. This allows the enzyme to cut both strands. Sometimes the cut is blunt, sometimes the cut is uneven with dangling nucleotides on one of the two strands.
Yet warm weather is a year round occurrence in San Diego. A day of 80 degrees can happen in any month but December. San Diego's nights are equally mild with an average of just ten nights a year when the thermometer doesnt drop below 70 degrees. Days per month in San Diego of at least 60, 70 or 80 Â°F.
Average monthly temperatures range from 57.3 Â°F (14.1 Â°C) in January to 72 Â°F (22 Â°C) in August, although late summer and early autumn are typically the hottest times of the year with temperatures occasionally reaching 90 Â°F (32 Â°C) or higher.he average low temperature in January for the country is 26.5 Â°F (â3.1 Â°C), and for San Diego it is 50 Â°F (10 Â°C). The average high temperature in July for San Diego is 76 Â°F (24 Â°C).