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.
A gene is a segment of DNA that codes for a polypeptide or for a molecule of RNA, such as a transfer RNA (tRNA) or ribosomal RNA (rRNA). The genes in the nucleus are in chromosomes. A chromosome consists of a molecule of DNA (two after replication of the DNA) and associated proteins. Genes are segments of DNA molecules.