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.
American Medical Association (AMA) 1  Critical Technologies for Compliance and Risk Management âSiperian, Inc.  The American Medical Association (AMA) is a professional group that publishes research to advance public health and advocates for the interests of registered physician-members.