Fungi are small, generally microscopic, eukaryotic, usually filamentous, branched, spore-bearing organisms that lack chlorophyll. Fungi have cell walls that contain chitin and glucans (but no cellulose) as the skeletal components. What is Phylogenetic Classification? A classification based on the evolutionary relationships is known as Phylogenetic classification . A taxon (plural; taxa) is any category of classification. IMPORTANCE Although classification can be done on the basis of any criteria but classifying on the basis of phylogenetic relationships aid us � in understanding the evolutionary changes and � allow one to make prediction on the basis of what is known about an organism and its close relatives. Traditional Classification of Fungi u In the 2 kingdom system of classification , fungi were placed under kingdom Plantae . Modern Classification of Fungi u According to Hawksworth et al ., 1995 and Alexopoulos and Mims, 1979: The organisms once considered fungi are now
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