In the form of proteins, amino acids comprise the second-largest component (water is the largest) of human muscles, cells and other tissues. Outside proteins, amino acids perform critical roles in processes such as neurotransmitter transport and biosynthesis.n biochemistry, amino acids having both the amine and the carboxylic acid groups attached to the first (alpha-) carbon atom have particular importance.
Ad lib redirects here. For other uses, see Ad lib (disambiguation). Ad libitum (/Ã¦dËlÉªbáµ»tÉm/) is Latin for at one's pleasure; it is often shortened to ad lib (as an adjective or adverb) or ad-lib (as a verb or noun).
Noun. 1. GHB-a club drug available in liquid or powder form is taken orally (frequently combined with alcohol); used to incapacitate individuals for the commission of sexual assault and rape. gamma hydroxybutyrate. club drug-a controlled substance that is usually taken by young people at dance clubs and raves.HB-a club drug available in liquid or powder form is taken orally (frequently combined with alcohol); used to incapacitate individuals for the commission of sexual assault and rape.