MIMM 211 Lecture Notes - Lecture 4: 16S Ribosomal Rna, Phylogenetic Tree, Bacterial Taxonomy

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Get the sequence of an ubiquitous gene (like the 16s ribosomal rna gene) for all the organisms to be included in the phylogenetic tree. Align the gene sequences using a sequence alignment program. Science of taxonomy or systematic includes: classification (biological class. , nomenclature (how to n ame organisms, identification (visible characteristics) Goals, stability, predictability, build larger groups, study one member and learn about group. 18th century, carolus linnaeus, linnaeus scheme of classification. Darwin : kingdom or domain, phylum or division, class, order, family, genus, species (basic taxon) Basic taxon in bacterial taxonomy is the species. The names are binomial and are a binary combination of latin words. They consist of a genus name and a single epithet. The genus name has an initial capital letter. They tell us about the organism (appearance, habitat, characteristic property, scientist name). A collection of strains that share many stable properties and differ significantly from other groups of strains.

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