Scientific Concepts


marrow transplant marrow transplant recipients marrow transplantation marsh habitat marsh plants marsh vegetation marshes marsupials martensitic phase transformation martensitic transformation martial law martingale measure masculine identity masculinity maser emission mashed potatoes mask mask airway mask induction mask insertion	mask ventilation masking effect masks used maslinic acid masonry structures masonry walls mass mass accuracy mass action mass alone mass analysis mass analyzer mass approximation mass balance mass balance calculations mass balance equations mass basis mass casualties mass changes mass communication mass components	mass concentration mass conservation mass conservation equation mass cultivation mass culture mass customization mass damper mass data mass decrease mass decreased mass defect mass density mass dependence mass destruction mass detection mass determination mass difference mass discrimination mass distribution mass effect mass estimates	mass estimation mass exchange mass extinction mass extinction event mass fingerprint mass fingerprinting mass flow mass flow rate mass flowering crop mass flux mass fractal dimension mass fraction mass function mass gain mass growth mass incarceration mass increases mass index mass index standard deviation score mass index values mass lesion	mass limits mass loading mass loss mass M mass mapping mass market mass matrix mass measurements mass measuring mass media mass migration mass mortality mass mortality event