function in. 1  chromosomal disorders (in chromosomal disorder) 2  crop production (in Poaceae: Economic and ecological importance) 3  fern evolution (in fern: Chromosome numbers and polyploidy) 4  speciation (in evolution: Polyploidy)
The American Medical Association (AMA), founded in 1847 and incorporated in 1897, is the largest association of physiciansâboth MDs and DOs âand medical students in the United States.
Alcoholics Anonymous (AA) is an international mutual aid fellowship founded in 1935 by Bill Wilson and Dr. Bob Smith in Akron, Ohio. AA's stated primary purpose is to help alcoholics stay sober and help other alcoholics achieve sobriety. With other early members, Bill Wilson and Bob Smith developed AA's Twelve Step program of spiritual and character development.