Germ Germ----ometry ometry
... Germs are so small that we can’t see them without a microscope. A microscope is a tool we use to make small things look bigger. The germs in the photos below are bacteria. The germs are magnified many times their actual size. Bacteria usually come in 3 different shapes: ROD BALL SPIRAL ...
... Germs are so small that we can’t see them without a microscope. A microscope is a tool we use to make small things look bigger. The germs in the photos below are bacteria. The germs are magnified many times their actual size. Bacteria usually come in 3 different shapes: ROD BALL SPIRAL ...
Medical Bacteriology ( 460 MIC) lecture 1 Bacterial
... attacks the ground substance of connective tissue by depolymerizing hyaluronic acid. •Collagenase. Produced by Clostridium perfringens. It breaks down collagen, the framework of muscles, which facilitates gas gangrene. •Neuraminidase. Produced by intestinal pathogens such as Vibrio cholera and Shige ...
... attacks the ground substance of connective tissue by depolymerizing hyaluronic acid. •Collagenase. Produced by Clostridium perfringens. It breaks down collagen, the framework of muscles, which facilitates gas gangrene. •Neuraminidase. Produced by intestinal pathogens such as Vibrio cholera and Shige ...
Organic nutrients
... -Hypotonic: More solutes in cell than in environment - A slightly hypotonic environment can be favorable to bacteria cells •Hypertonic: Less solutes in cell than in environment • hypertonic solutions such as concentrated salt and sugar solutions act as preservatives for food(salted ham is an ...
... -Hypotonic: More solutes in cell than in environment - A slightly hypotonic environment can be favorable to bacteria cells •Hypertonic: Less solutes in cell than in environment • hypertonic solutions such as concentrated salt and sugar solutions act as preservatives for food(salted ham is an ...
enteric bacteria
... High GC, gram-positive Bacteria include such organisms as Corynebacterium, Arthrobacter, Propionibacterium, and Mycobacterium. They are mainly harmless soil saprophytes, with Mycobacterium species being the exceptions. The propionic acid bacteria were first discovered in Swiss cheese, where their fe ...
... High GC, gram-positive Bacteria include such organisms as Corynebacterium, Arthrobacter, Propionibacterium, and Mycobacterium. They are mainly harmless soil saprophytes, with Mycobacterium species being the exceptions. The propionic acid bacteria were first discovered in Swiss cheese, where their fe ...
Virus/Bacterial Worksheet
... Size, Shape, and Movement Bacteria come in 3 shapes. Shape is one way to tell different bacteria apart. The diagram at the right shows several kinds of bacteria. Follow the directions. ...
... Size, Shape, and Movement Bacteria come in 3 shapes. Shape is one way to tell different bacteria apart. The diagram at the right shows several kinds of bacteria. Follow the directions. ...
Miscellaneous bacterial pathogens
... – Have no cell walls, but have sterols in their membranes – Require numerous growth factors to grow ...
... – Have no cell walls, but have sterols in their membranes – Require numerous growth factors to grow ...
The Young Scientist Program Microbiology Teaching Team
... STAINING BACTERIA AND USE OF THE MICROSCOPE Background There are many different ways to stain bacteria so that they can be more easily visualized under the microscope. Some stains can also be used to identify and classify bacteria. The Gram stain is a differential stain that allows you to classify b ...
... STAINING BACTERIA AND USE OF THE MICROSCOPE Background There are many different ways to stain bacteria so that they can be more easily visualized under the microscope. Some stains can also be used to identify and classify bacteria. The Gram stain is a differential stain that allows you to classify b ...
BIO130ch01_lecture
... Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. ...
... Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. ...
Biology 260reveiw
... antimicrobial drugs •Receptors provide a sensor system •Phospholipid bilayer, embedded with proteins •Fluid mosaic model ...
... antimicrobial drugs •Receptors provide a sensor system •Phospholipid bilayer, embedded with proteins •Fluid mosaic model ...
morphology
... b. This organism is motile. It would move in directional manner in the wet mount. A rod shaped bacterium has flagella around the cell perimeter. The flagella would be described as _________. a. polar b. peritrichous c. dual d. chemotactic ...
... b. This organism is motile. It would move in directional manner in the wet mount. A rod shaped bacterium has flagella around the cell perimeter. The flagella would be described as _________. a. polar b. peritrichous c. dual d. chemotactic ...
Bioinspired Computing BEAST Overview
... • Simulations are set up by inheriting from Simulation, adding Groups of WorldObjects (i.e. Cheeses), Populations of Animats (i.e. Mice), and one or more GAs. • Initialisation – persistent objects are set up, parameters for the GA, the number of Animats, the objects in the World etc. • Simulation is ...
... • Simulations are set up by inheriting from Simulation, adding Groups of WorldObjects (i.e. Cheeses), Populations of Animats (i.e. Mice), and one or more GAs. • Initialisation – persistent objects are set up, parameters for the GA, the number of Animats, the objects in the World etc. • Simulation is ...
Identifying the Substance of Genes
... this genetic information. The next era of study beagan with the following basic assumption; The DNA that makes up genes must be capable of storing, copying, and transmitting the genetic information from a cell. This happens in much the same way that knowledge is passed down from one generation to th ...
... this genetic information. The next era of study beagan with the following basic assumption; The DNA that makes up genes must be capable of storing, copying, and transmitting the genetic information from a cell. This happens in much the same way that knowledge is passed down from one generation to th ...
Chapter 8 Supplement
... Are there bacteria in the milk you drink? Pasteurization is designed to kill pathogens. The process does not kill all bacteria. According to accepted standards, raw milk may not have more than 75,000 bacteria per milliliter before pasteurization and must have less than 15,000 per milliliter after pa ...
... Are there bacteria in the milk you drink? Pasteurization is designed to kill pathogens. The process does not kill all bacteria. According to accepted standards, raw milk may not have more than 75,000 bacteria per milliliter before pasteurization and must have less than 15,000 per milliliter after pa ...
Biology 340 Name
... Students must turn in the exam before leaving the room for any reason. A student may not continue working on the exam after having left the room. Be sure your copy of the examination has 100 questions. Include both your name and the number of the examination on the scantron sheet. If you do not incl ...
... Students must turn in the exam before leaving the room for any reason. A student may not continue working on the exam after having left the room. Be sure your copy of the examination has 100 questions. Include both your name and the number of the examination on the scantron sheet. If you do not incl ...
Bacterial Identification
... • History- bacterial ID methods have changed – Early methods have not been so much “replaced” as “added to”. – Methods used for ID not always adequate for classifying • Taxonomies depend on species relatedness – Species concept in bacteria is difficult; e.g. no sex ...
... • History- bacterial ID methods have changed – Early methods have not been so much “replaced” as “added to”. – Methods used for ID not always adequate for classifying • Taxonomies depend on species relatedness – Species concept in bacteria is difficult; e.g. no sex ...
sylabus - Medical University of Lodz
... (description of course unit’s educational outcomes divided into factual knowledge, practical skills and attitudes/ generic competencies. Attitudes / generic competencies include social skills: eg. the ability to teach others, communication skills, the ability to set priorities, to solve problems, pr ...
... (description of course unit’s educational outcomes divided into factual knowledge, practical skills and attitudes/ generic competencies. Attitudes / generic competencies include social skills: eg. the ability to teach others, communication skills, the ability to set priorities, to solve problems, pr ...
Classify and Identify bacteria notes
... • A thin peptidoglycan layer • Cytoplasmic membrane Special Components of Gram negative Bacteria • Lipopolysaccharide (LPS) – major toxins of pathogenic Gram negative bacteria – When the cell dies, LPS are released and can cause problems with organs or tissues ...
... • A thin peptidoglycan layer • Cytoplasmic membrane Special Components of Gram negative Bacteria • Lipopolysaccharide (LPS) – major toxins of pathogenic Gram negative bacteria – When the cell dies, LPS are released and can cause problems with organs or tissues ...
Microbial growth (part 3) Measurement of Microbial Growth: 1. A
... medium, a small volume of culture is dropped onto the surface of agar that has already hardened in a Petri dish. The volume is then spread around the agar surface. Colonies will grow solely on the surface of the agar. This technique is advantageous particularly when cells are sensitive to exposure t ...
... medium, a small volume of culture is dropped onto the surface of agar that has already hardened in a Petri dish. The volume is then spread around the agar surface. Colonies will grow solely on the surface of the agar. This technique is advantageous particularly when cells are sensitive to exposure t ...
Antibiotic Resistance - Bergen County Technical Schools
... D: Outer membrane Found only in gram-negative bacteria. It holds special chemicals toxic to animals. This membrane is highly resistant to many antibacterial chemicals. ...
... D: Outer membrane Found only in gram-negative bacteria. It holds special chemicals toxic to animals. This membrane is highly resistant to many antibacterial chemicals. ...
The Biotechnology Century and Its Workforce
... Use organic chemicals for energy Molds and mushrooms are multicellular, consisting of masses of mycelia, which are composed of filaments called hyphae Yeasts are unicellular ...
... Use organic chemicals for energy Molds and mushrooms are multicellular, consisting of masses of mycelia, which are composed of filaments called hyphae Yeasts are unicellular ...
BACTERIAL DRINKING WATER ANALYSIS
... Background growth is an indicator of the general bacterial population in a sample. It is only a concern if the count exceeds 200 per 100 ml. In that case, it may be an indication that the water pipes or other aspects of the system may need to be inspected and flushed. ...
... Background growth is an indicator of the general bacterial population in a sample. It is only a concern if the count exceeds 200 per 100 ml. In that case, it may be an indication that the water pipes or other aspects of the system may need to be inspected and flushed. ...
A model of the outer membrane of Gram
... the cell, and hence is a key aspect that must be considered when developing antibiotics. Furthermore, recent studies have suggested that drug resistance appears much less likely to develop when the bacterial membrane is targeted instead of biochemical or biosynthetic pathways taking place inside the ...
... the cell, and hence is a key aspect that must be considered when developing antibiotics. Furthermore, recent studies have suggested that drug resistance appears much less likely to develop when the bacterial membrane is targeted instead of biochemical or biosynthetic pathways taking place inside the ...
Bacteria Cell Surface
... Bacterial Cell Surface Charge, Attachment and Decontamination on Melon Rind Surfaces ...
... Bacterial Cell Surface Charge, Attachment and Decontamination on Melon Rind Surfaces ...
Ecotoxicology - Coastal Carolina University
... fatty tissues of shellfish. Humans and other animals that eat contaminated shellfish may become paralyzed or even die. ...
... fatty tissues of shellfish. Humans and other animals that eat contaminated shellfish may become paralyzed or even die. ...