Science: v.1-v.219

acid activity American amount analysis animals appears applications associated carbon cause cells chemical chromatography complete concentration containing Department determined direct effect energy Engineering enzyme example experiments factor field force fraction function given glucose growth Illus increase indicated Institute International ions laboratory less light magnetic material means measured ment method Michigan minutes nature Notes observed obtained occur operation organic original percent period physical plant position possible present Press problems production protein range References relative response sample Science scientific separate shown similar species structure suggested surface Table temperature tion unit Univ University values volume write York