microorganisms, organisms, bacteria, pathogens, fungi, algae, biofilm, germs, proteins, enzymes, cyanobacteria, protozoa, prions, diatoms, protozoans, insects, protists, molecules, rotifers, archaea, phytoplankton, nematodes, amoebae, malaria parasite, vibrios, parasites, plankton, viruses, spores, zooplankton, commensals, mycobacteria, chemosynthesis, roundworms, prokaryotes, green alga, anaerobes, biota, toxins, mammals, larvae, copepods, bacilli, lactobacilli, helminths, yeast, amphipods, mycelia, ciliates, bryozoan, staphylococci, photosynthesis, phage, droplets, bacteriophages, contaminants, mites, herbivores, trypanosomes, particles, dinoflagellates, macromolecules, ameba, macrophages, arthropods, lipids, chloroplasts, microbiota, invertebrates, bacterial toxin, urease, clostridia, duckweed, mycobacterium, proteases, eukaryote, silicic acid, metazoan, humans, rhinoviruses, biosphere, brine shrimp, corals, peptides, schistosoma, schistosomes, creatures, tunicates, roseum, secretions, lichens, comb jelly, aphids, snails, spirochetes, gobies, ectoparasites, daphnia, nitrogen fixation, critters, tetrahymena, earthworms, microorganism, microbe, bacterium, streptococci, cocci, micro, yeasts, protozoan

anton van leeuwenhoek, anton van leuwenhoek, leeuwenhoek, leuwenhoek, microbial, microbic