The sequence of bases on DNA codes for the sequence of amino acids in proteins. But there are 20 different amino acids and only 4 different bases, so the bases are read in groups of 3. This gives 64 combinations, more than enough to code for 20 amino acids.
10 cheapest places to live in the U.S. Ashland, Ohio, ranks as the 10th most affordable city in the U.S., according to the Council for Community and Economic Research. Ashland has a cost of living index of 87.6.
Move to These Cheapest Places. Most Affordable Homes and Cheapest Places. One of the ways I recommend for finding the right place for you to move to and live is by Comparing Places to Live. This way you can choose what is best for you. And then there are experts who have done all the legwork to come up with choice locations.