has subject area 06 Biological Sciences (FoR) 07 Agricultural and Veterinary Sciences (FoR) 11 Medical and Health Sciences (FoR)
keywords AMINO-ACID RACEMIZATION ANCIENT DNA Biology CHROMATOGRAPHY-MASS-SPECTROMETRY DOMINICAN AMBER Ecology Environmental Sciences & Ecology Evolutionary Biology FLASH PYROLYSIS HYMENAEA IDENTIFICATION Life Sciences & Biomedicine Life Sciences & Biomedicine - Other Topics PYROLYSIS-GAS CHROMATOGRAPHY RESISTANT BIOMACROMOLECULES Science & Technology ULTRASTRUCTURE amber chitin fossil resin ligno-cellulose protein py-GC/MS