PPT-BACTERIA V iruses YEASTS

Microbes Bacteria are singlecelled organisms Bacteria have the tools to reproduce themselves by themselves They are filled with fluid and may have threadlike structures to move themselves like a tail. CLS 212: Medical . Microbiology. Mycology: the study of fungi. Characteristics of fungi. :. All fungi are Eukaryotic organisms. Characteristics. Prokaryotic cell. Eukaryotic cell. Nucleus. Primitve nucleous. Molly Kelly. Enology Extension Specialist. Virginia Tech. Cellar Hygiene. Why?. To maintain wine integrity and quality. Sanitation. Anything in contact with the wine is a potential vector for microbial spoilage. Biology CP. What is Bacteria?. Prokaryotic. Can be: . Eubacteria. Archaebacteria. What is Bacteria?. Prokaryotic: does NOT have a nucleus. Can be: . Eubacteria. Archaebacteria. What is Bacteria?. Prokaryotic: does NOT have a nucleus. Jar lids need to be prepared for use ahead of lling time. Read the manufacturer’s instructions on pretreating and attaching lids. With two-piece metal canning lids, the at lid can be used onl Bacterial Taxonomy: How are these unicellular organisms classified?. complex system of classification. based on shape & size; oxygen, pH, and temperature requirements; laboratory characteristics, biochemical . Dr. Yasir . A. Hussein, MD, Microbiology & Pathology. . Update, September 2016. Overview. . Introduction to anaerobic bacteria.. Types of . anaerobic . Introduction . Mycology. All fungi are . Eukaryotic. . organisms living everywhere on earth. .. Fungi are. . Heterotrophic. . i.e.. depend on other organism for food and are. . different from plants which are. outline. Specific fermented food . products. . VEGETABLE . PRODUCTS. Nearly all vegetable . material are . fermentable by lactic acid bacteria. They contain sugars and are nutritionally adequate for the growth of lactic acid bacteria. . Lack a nucleus. DNA is naked, a single loop not bound in a chromosome. May contain plasmids (small circular fragments of DNA). Have ribosomes, but no other organelles.. DNA present as a long circular molecule.. What is Candida?. Candida is an over-infestation of yeast in the body.. Candida . albicans. . is one of many different types of yeast.. Yeast cells are everywhere . — they grow on the surface of every living thing.. Food contamination. There are three ways which food can be contaminated:. • . physical. ;. • . chemical. ;. • . bacterial. .. Physical contamination. Physical contamination . can occur in a variety of ways at different stages of food processing and production. Some examples are:. Simple, one-celled organisms. Multiply rapidly. Killed by antibiotics. Some have become antibiotic resistant. Classified by shape & arrangement. Shapes of Bacteria. Bacteria Classes. Cocci. =round or spherical. Krause, D. et al. 2018. . Functional and evolutionary characterization of a secondary metabolite gene cluster in budding yeasts. . . PNAS. , DOI: 10.1073/pnas.1806268115.. Objective. . Identify the genes responsible for production of the secondary metabolite pulcherrimin within the yeast subphylum Saccharomycotina; characterize and assign putative functions for each of the genes.. Agents. . responsible. in . Food. . Fermentations. FE308. -. . Fermentation. . Technology. Spring . 201. 6. Biological agents . responible. in Food Fermentations. Bacteria. a)Lactic acid bacteria.