Gluten-Free Grains. Dr. D'Adamo explains that O blood types are the most common blood type on the planet. He warns, however, that they should avoid gluten-containing grains such as wheat and corn. Whole grains like oats and brown rice are acceptable alternatives.
DNA - (biochemistry) a long linear polymer found in the nucleus of a cell and formed from nucleotides and shaped like a double helix; associated with the transmission of genetic information; DNA is the king of molecules. deoxyribonucleic acid, desoxyribonucleic acid.
Overview: DNA cloning. Definition, purpose, and basic steps of DNA cloning. DNA cloning is a molecular biology technique that makes many identical copies of a piece of DNA, such as a gene. In a typical cloning experiment, a target gene is inserted into a circular piece of DNA called a plasmid.