Saccharomycetes is a class in the kingdom of fungi, and is also known as Hemiascomycetes. It contains the order Saccharomycetales, the budding yeasts. Scientific classification or biological classification is how biologists group and categorize extinct and living species of organisms (as opposed to folk taxonomy). ... Divisions Chytridiomycota Deuteromycota Zygomycota Glomeromycota Ascomycota Basidiomycota Fungus growing on a tree in Borneo A fungus (plural fungi) is a eukaryotic organism that digests its food externally and absorbs the nutrient molecules into its cells. ... Classes Archaeascomycetes Discomycetes Euascomycetes Hemiascomycetes Lecanoromycetes Neolectomycetes Pezizomycotina Pneumocystidomycetes Saccharomycotina Schizosaccharomycetes Taphrinomycetes Mitosporic Ascomycota Members of the Division Ascomycota are known as the Sac Fungi and are fungi that produce spores in a distinctive type of microscopic sporangium called an ascus (Greek for a bag or wineskin). This monophyletic grouping... Families Ascoideaceae Cephaloascaceae Dipodascaceae Endomycetaceae Eremotheciaceae Lipomycetaceae Metschnikowiaceae Phaffomycetaceae Saccharomycetaceae Saccharomycodaceae Saccharomycopsidaceae Saccharomycetales is an order in the kingdom of fungi that comprises the budding yeasts. ... Divisions Chytridiomycota Zygomycota Ascomycota Basidiomycota The Fungi (singular: fungus) are a large group of organisms ranked as a kingdom within the Domain Eukaryota. ... Families Ascoideaceae Cephaloascaceae Dipodascaceae Endomycetaceae Eremotheciaceae Lipomycetaceae Metschnikowiaceae Phaffomycetaceae Saccharomycetaceae Saccharomycodaceae Saccharomycopsidaceae Saccharomycetales is an order in the kingdom of fungi that comprises the budding yeasts. ... Closeup of yeast cells Yeasts are single-celled (unicellular) fungi, a few species of which are commonly used to leaven bread, ferment alcoholic beverages, and even drive experimental fuel cells. ...