Related by context. Frequent words. (Click for all words.) 66 carbonic acid 65 hydroxyl radicals 64 monomeric 64 nitrification 62 bile acid 62 nitrogen fixation 62 methanogens 62 mutant proteins 61 proteolysis 61 heparan sulfate 61 nanobacteria 61 isotope ratios 61 hydrologic cycle 61 lysozyme 61 prokaryotes 61 photochemistry 60 bacterial enzyme 60 superoxide 60 micelles 60 C. albicans 60 terrestrial ecosystems 60 isomerization 60 crystallinity 59 metastable 59 porphyrins 59 biochemical processes 59 cellular metabolism 59 purines 59 isoprene 59 microbial ecology 59 diatoms 59 inorganic compounds 59 goethite 58 enzymatic activity 58 naturally occurring 58 nucleation 58 Maillard reaction 58 chromophore 58 nitrogen atoms 58 phytoplankton blooms 58 dimerization 58 biofilm formation 58 biomolecule 58 oxidise 58 histidine 58 mucin 58 microflora 58 purine 58 myoglobin 58 physiologically relevant 58 plasmon 58 alkanes 58 bioaccumulation 58 pyruvate 58 fatty acid metabolism 58 dsRNA 58 asparagine 58 ribozyme 58 fossilization 58 aerosol particles 58 nanobubbles 57 catabolism 57 conformational changes 57 microstructural 57 cellular membranes 57 histone modifications 57 abiotic 57 ribozymes 57 carbohydrate metabolism 57 osmium 57 unicellular 57 Fig. 1A 57 hydrogen ions 57 plankton blooms 57 efflux 57 arsenate 57 biochemical reactions 57 exocytosis 57 biogenesis 57 synthetic peptides 57 transduction 57 demethylation 57 unsaturated fatty acids 57 γ 57 chloroplast 57 amyloid beta peptide 57 paramagnetic 57 hydrolysis 57 metabolic pathway 57 aragonite 57 glycolysis 57 Aβ 57 anion 57 anaerobic bacteria 57 ultracold 57 titania 57 cofactor 57 atmospheric nitrogen 57 apoE 57 isotopic composition 57 ubiquitination