Temperature 2. THE INFLUENCE OF ENVIRONMENTAL FACTORS ON GROWTH. Do you have PowerPoint slides to share? In general, there are two factors affecting plant growth and development : genetic and environmental. Temperature ; pH ; Osmotic pressure; 4 Temperature -10 to 20o C, Psychrophiles; 5 Temperature. personnel, and the patient during surgery. Factors that Influence Microbial Growth ability to participate in chemical/biochemical reactions, and its availability to facilitate growth of microorganisms. glucose) for building blocks. Different organisms react to their environment in different ways. Unlike the physical requirements where a specific range or concentration is necessary for optimum growth, the chemical requirements just need to be present in the environment and a microbe will use what it needs. Find PowerPoint Presentations and Slides using the power of XPowerPoint.com, find free presentations research about Processing Factors Affecting Microbial Growth PPT Abstract : When microorganisms grow in food, they cause varying degrees of change in the food's characteristics as a result of metabolic activity. Factor # 1. And, best of all, most of its cool features are free and easy to use. Suppresses the growth of unwanted bacteria, Suppress unwanted microbes and encourage desired. Whether your application is business, how-to, education, medicine, school, church, sales, marketing, online training or just for fun, PowerShow.com is a great resource. - Chapter 7 Microbial Growth and Growth control A growth experiment beginning with a single cell having a doubling time of 30 min is presented. Temperature 3. pH 4. These are examples of biofilms—microorganisms embedded in thin layers of matrix material (Figure 1). That's all free as well! Microbes use compounds containing the … Enzymes. Chapter 6: Microbial Growth Microbial Growth: 4Refers to an increase in cell number, not in cell size. View Notes - ch06 Microbial Growth ppt. In most buildings, warmth and moisture are the biggest overall issues present. Or use it to find and download high-quality how-to PowerPoint ppt presentations with illustrated or animated slides that will teach you how to do something new, also for free. Nutrition. They'll give your presentations a professional, memorable appearance - the kind of sophisticated look that today's audiences expect. Or use it to create really cool photo slideshows - with 2D and 3D transitions, animation, and your choice of music - that you can share with your Facebook friends or Google+ circles. Phototrophs use radiant energy (light) as their primary energy source. The following points highlight the six main physical factors affecting the growth of microorganisms. A variety of intrinsic and extrinsic factors determine whether microbial growth will preserve or spoil foods, as shown in Table 3.3. Different Seasons. They are all artistically enhanced with visually stunning color, shadow and lighting effects. More efficient than other acceptors (NO3, SO4, Asexual reproduction in which a cell separates, Time required for a cell to double in number, Plate Counts Perform serial dilutions of a sample, Transfer of part of a sample through a series of, Reduce high numbers of microorganisms gradually, Statistical estimation of the number of organisms, Chemotrophs (organic or inorganic compounds), Material prepared in the laboratory for the, Microorganisms that grow in or on a culture medium, Extracts from meats, milk, vegetables and yeast, of cultivating pure cultures of bacteria on solid, (He also developed new methods of staining, Sodium thioglycolate scavenges O2 by combining, Anaerobic atmospheres (without O2) are obtained. - Chapter 7: Control of Microbial Growth Control of Microbial Growth: Introduction Early civilizations practiced salting, smoking, pickling, drying, and exposure of ... 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University of the West Indies at St. Augustine, BIOL_2265-_Factors_affecting_microbial_growth.ppt, University of the West Indies at St. Augustine • BIOL 2265, University of Notre Dame • BUSINESS A FINANCE 30, New Jersey Institute Of Technology • ME 215, lecture4-sterilization-100716233639-phpapp01.pdf, BIO 150 - Control of Microbial Growth & Antimicrobial Drugs, BIO 150 - Control of Microbial Growth & Antimicrobial Drugs (2).ppt, Vignan Engineering College • BIO MICROBIOLO, Northern Virginia Community College • BIO 150, Thomas Nelson Community College • BIO 150. The growth of microorganisms is influenced by various physical and chemical factors of their environment. Controlling Microbial Growth What factors limit microbial growth? One of … Enzymes. Microbial growth on meat products, as well as other foods, is affected, not only by the type and level of initial contamination but also by various factors associated with the product (intrinsic) or its environment (extrinsic). 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