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.
Memphis is one of the cheapest places in the USA to live, and that includes going out to eat. Memphis is famous for two things: music and food. The local BBQ is well-known, and you can sample it wet (with spicy, tangy sauce) or dry (rubbed with spices before cooking).