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.
History. AHA was founded in 1924 by six cardiologists to address what they perceived as tremendous public ignorance about heart disease. AHA was originally founded to facilitate sharing research findings with physicians and promote further study of heart disease.