DNA. DNA (or deoxyribonucleic acid) is the molecule that carries the genetic information in all cellular forms of life and some viruses. It belongs to a class of molecules called the nucleic acids, which are polynucleotides-that is, long chains of nucleotides.Each nucleotide consists of three components:NA (or deoxyribonucleic acid) is the molecule that carries the genetic information in all cellular forms of life and some viruses. It belongs to a class of molecules called the nucleic acids, which are polynucleotides-that is, long chains of nucleotides. Each nucleotide consists of three components:
1 Approximate cooking times and required temperature based on a 4 to 6 pound rib eye roast in a 350 degrees F oven: 2  RARE (140 degrees F): 18 to 20 minutes per pound.3  MEDIUM RARE (145 degrees F): 20 to 22 minutes per pound. 4  MEDIUM (160 degrees F): 20 to 24 minutes per pound. Approximate cooking times and required temperature based on a 4 to 6 pound rib eye roast in a 350 degrees F oven: 2  RARE (140 degrees F): 18 to 20 minutes per pound.
4 Place the roast fat side up and rib bones down in a roasting pan. Insert a meat thermometer into the thickest part of the roast, making sure that the thermometer isn't touching a bone. 5 After browning the roast at a 500Â°F temperature in the oven for 15 minutes, reduce the oven temperature to 325Â°F.rime rib claims center stage during holiday season for a very good reason. It is the king of beef cuts. Itâs called a standing rib roast because to cook it, you position the roast majestically on its rib bones in the roasting pan.