PPT-Microorganisms

Mrs McNutt And Mrs Brown Essential Questions What kind of harmful and beneficial microorganisms are found in our daily lives How are microorganisms harmful and beneficial How can microorganisms be controlled. Ecology. Ecology.  (from Greek) is the scientific study of interactions among organisms and their environment, such as the interactions organisms have with each other and with their . abiotic.  environment;. By: Rachel Hillard RN. An advanced biology course. Biology is the study of living organisms . Microbiology is the study of very small living organisms called microorganisms or microbes. Microbes are . Introduction. The objective of controlling microorganisms in foods is to minimize their numbers or completely eliminate them from food. Several methods are used to achieve this objective by:. . * controlling access of the microorganisms in foods.. Are they harmful?. Are they beneficial?. Microorganisms. Micro. So small you can’t see it!. Organisms . It’s alive!. Which are harmful?. Which are beneficial?. Beneficial Microorganisms . Algae. grows on water and produces oxygen. Importance. . The total microbial population in a food varies greatly and depends on:. . *The . level of sanitation . used at all phases.. . *The . degree of abuse . that leads to microbial growth. . Chapter 1. Lesson 5. Microorganisms. Microorganisms are organisms that are microscopic, or too small to be seen with just the eyes. . They can be unicellular or multicellular.. Microorganisms are EVERYWHERE!!! They are in food that you eat, on your books, and inside your body. . . NATURE OF BIOTECHNOLOGY AND. INDUSTRIAL MICROBIOLOGY. One of the broadest . definition of Biotechnology. is the one given at the United Nations Conference on Biological Diversity in 1992 as . “any technological application that uses biological systems, living organisms, or derivatives thereof, to make or modify products or processes for specific use.”. T.Monirah. . Alhammadi. There are several ways to isolate microbes that . produce antibiotics . from the soil. Below are some methods used to isolate microbes produce antibiotics effective against some microbes. A. Contaminants – microbes present at a given place and time that is undesirable. B. Decontamination – the removal or destruction of contaminants. C. Terminology. 1. Sterilization. A) Process that removes all viable microorganisms including viruses & endospores. ChiBio: Work Package 2 Aims. Development of efficient, economical and environmentally-friendly pre-treatment . of crustacean shell . wastes to extract chitinous material. . (Raw material sources: Europe/Asia/Africa).. lead to . surgical site infections . (SSIs) may . either be present on the patient’s skin or mucous membranes or transmitted to the patient by health care personnel, the environment, or other items in the perioperative setting. . MicroorganismS What we don’t see CAN kill us! Microorganisms Also called microbes Cannot be seen without a microscope May be non-pathogen or pathogen depending on where it is in body Microorganisms the. . Culture media as a fellow: An artificial environment simulating natural conditions that necessary for bacteria to grow in laboratory. . . Components of the Typical Culture Medium. :. . 1- Energy source . Microorganisms such . as bacteria and fungi have been invaluable for discovering drugs and lead compounds. These microorganisms produce a large variety of antimicrobial agents which have evolved to give their hosts an advantage over their competitors in the microbiological world.