Reverse transcriptase is the viral enzyme responsible for making a DNA copy of the RNA genome from a retrovirus. As such, it is technically known as an RNA-dependent DNA polymerase. This is opposite to the usual flow of genetic information from DNA to RNA to protein.
The Best Bikes of 2015-2016 >>>. There are plenty of ways to enjoy a warm spring afternoon, but riding a bike is one of the most active ways to spend your leisure time. According to NutriStrategy, a relaxing bike ride (<10 mph) burns more calories than an easy walk (2 mph)â281 calories versus 176 calories per hour. Challenge yourself by powering your way up hills and pushing your speed over 10 mph, but even keeping to a leisurely pace is a great way to supplement an active lifestyle.
Seventy to 100 revolutions per minute is an ideal cadence for most cyclists. Riding a bike over short distances is simple and relaxing, but when you start putting many miles under your wheels or climbing steep hills it can be a tough workout. Maintaining an ideal pedaling speed helps to counteract the rigors of a long ride on your body. Cyclists refer to their pedaling speed as cadence.