CHROMATOGRAPIC METHODS 2 Enzymes 2 Microbiology 2 Biological functions vitamins 1 Biotechnology 1 Biotechnology industries -- Safety regulations--Biotechnology -- Law and legislation--Industrial safety -- Law and legislation 1 Electrochemistry 1 Environmental biology 1 FUNGI 1 Food Quality, Food Prices, Food Retailicy, Food and Nutrition, Cooking, Table Manners, Food Choice 1 Ionismg radiation 1 Membranes 1 Molecular recognition 1 Natural products 1 Organic compounds 1 PLANTS 1 PRINCIPLES AND TECHNIQUES OF Contemporary Taxonomy 1 Phylogenetic reconstruction 1 Pollution 1 Surface chemistry 1 Synthesis 1 THE CHEMISTRY OF NATURAL PRODUCTS 1 THERMAL METHODS OF ANALYSIS-- PRINCIPLES--APPLICATIONS AND PROBLEMS 1 nomenclature & classification 1 plasma-membrane inbter cellular transport 1 root-transport tonoplast 1