Microbiology is the study of microscopic organisms, those being unicellular (single cell), multicellular (cell colony), or acellular (lacking cells). ... Bacteria, fungi, viruses, protozoa, and algae are the major groups of microorganisms. The vast m...See more
ajority of microorganisms are not harmful but rather beneficial.
a microorganism, especially a bacterium causing disease or fermentation is a microbe.
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