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.
The United States average for days above 90 Â°F (32 Â°C) is 37.9 days while San Diego's is only 2.5 days, and there are, on average 0 days below 32 Â°F (0 Â°C) in San Diego, while the national average is 88 days.verage 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.