SELECTIVE AND DIFFERENTIAL MEDIA
agar plate. Incubate the plate at 37°C for 48 hours. 2. Use a sterile toothpick to scrape tooth enamel. Using the toothpick, make a single short streak on a blood agar plate. Then, using your inoculating loop, streak out the toothpick streaks as illustrated below. Alternatively, you can use
Download SELECTIVE AND DIFFERENTIAL MEDIA
Information
Domain:
Source:
Link to this page:
Documents from same domain
SELECTIVE AND DIFFERENTIAL MEDIA - …
fire.biol.wwu.edu50 EOSIN METHYLENE BLUE AGAR (EMB agar) Eosin methylene blue agar is a differential medium used for the detection and isolation of Gram-negative intestinal pathogens. A combination of eosin and
Grand Canyon of the Colorado - OpenWebMail
fire.biol.wwu.edu2 The Grand Canyon, one of the deepest canyons in the world with a depth of 1 mile (1.6 km), can be seen in this spectacular photograph taken from the space shuttle.
Lecture Notes for Biology 101: An Introduction to Science ...
fire.biol.wwu.eduLecture Notes for Biology 101: An Introduction to Science and Biology for Non-Majors Instructor David L. Alles ... coherent picture of life on Earth. Because life on Earth is an effectively closed historical system, we must understand that biology is an historical science. One result of …
Mutation or polymorphism? - OpenWebMail
fire.biol.wwu.eduMutation or polymorphism? 20/3/03. BY RICHARD TWYMAN Welcome trust ... In Caucasian populations this is a rare sequence variant of the beta-globin gene that causes a severely debilitating blood disorder. In certain parts of Africa, however, the same allele is polymorphic because it confers resistance to the ...
The Evolution of the Universe - OpenWebMail
fire.biol.wwu.eduthe evolution of the universe. The four key observational successes of the model are: The Expansion of the Universe Nucleosynthesis of the light elements Origin of the cosmic background radiation Formation of galaxies and large-scale structure The Big Bang model makes accurate and scientifically testable hypotheses in each of these ...
BACTERIAL EXAMINATION OF WATER - OpenWebMail
fire.biol.wwu.edu83 FIRST PERIOD Material: 1. Nine tubes of double-strength lactose broth 2. 10, 1.0 and 0.1 ml pipets 3. Water samples Procedure: (work in groups of four) Presumptive Test 1. Take a water sample (dilute as instructed in some cases) and inoculate three
10 things you can do to help biodiversity - en US.ISO8859-1
fire.biol.wwu.eduFigure 1. Biodiversity is threatened by a variety of global changes resulting from the combined actions of human society. The most direct threats are overharvesting and loss/disturbance of
ISOLATION OF PURE CULTURES
fire.biol.wwu.eduExposure of sterile media to the environment will demonstrate the importance of aseptic technique. 1. Label two nutrient agar plates as "Exposure I" and "Exposure II." 2. Uncover the plate marked "Exposure I" and allow it to remain exposed in the lab for about 5 minutes. 3. Expose the plate marked "Exposure II" to a source of possible contaminants.
Lecture Notes for Biology 101: An Introduction to Science ...
fire.biol.wwu.eduThe purpose of Part Three is to show how biological knowledge can be integrated into a ... prescriptive statements are statements of ... Reformation with the rejection of the authority of the Catholic Church. 3) Prediction by itself is insufficient to …
Comparing the size of a virus, a bacterium, and a ...
fire.biol.wwu.eduMites Vertebrates Soil Birds Cattle Control rats, proper sanitation Control rats, vaccinate Control mites Control rodents, vaccinate domestic animals Sterilize wool, hair, other animal products Control bird imports Vaccinate animal handlers MICROBIAL LIFE , Table 30.1 (Part 4) Sinauer Associates, Inc. Table 30.1 Disease
Related documents
BASIC CULTURE TECHNIQUE STREAK PLATE
crcooper01.people.ysu.eduplate. Using the tip of the loop (do not place the loop flat on the agar surface), spread/streak the liquid across the back third of the plate in a smooth back-and-forth motion being sure not to puncture the agar. Also, the back-and-forth strokes should be very close together. Use as much surface area as possible in this portion of the plate.
Luria Broth (LB) and Luria Agar (LA) Media and Their Uses ...
asm.orgStreak Plate for Elucidation of Colony Morphologies Streak a plate of LB agar with a pure or mixed bacterial culture. Incubate inverted plate at organism's ideal temperature for 24 to 48 hours. Observe colony morphology. For more information on colony morphology, see Description of Colonial Morphology of Microorganisms.
THE IDENTIFICATION OF TWO UNKNOWN BACTERIA
openlab.citytech.cuny.eduagar plate showed that one of the bacteria was a gram-negative rod (Figure 6). This test was deemed useless for identification because all the gram-negative bacteria studied were rods. The unknown gram-positive bacterium was identified as Staphylococcus aureus. This …
Lactobacilli MRS Agar • Lactobacilli MRS Broth
legacy.bd.comthe plate in one direction and then in the reverse direction. 3. Allow the medium to solidify on a flat surface for 5-10 min-utes. 4. Alternatively, plates of Lactobacilli MRS Agar can be used for direct recovery of organisms using the streak inoculation technique. 5. Incubate agar plates at 35°C for 3 days, or at 30°C for 5
Blood Agar Plates and Hemolysis Protocols
asm.orgAgar 15.0 g Distilled water 1,000 ml Combine the ingredients and adjust the pH to 7.3. Boil to dissolve the agar, and sterilize by autoclaving. Blood Agar To sterile Blood Agar Base which has been melted and cooled to 45 to 50°C, add 5% (vol/vol) sterile defibrinated blood that has been warmed to room temperature.
Tryptic Soy Agar - BD
legacy.bd.comINSTRUCTIONS FOR USE – PARTIALLY COMPLETED BOTTLED MEDIA BA-256665.02 Rev.: August 2003 BD Tryptic Soy Agar INTENDED USE BD Tryptic Soy Agar, provided in bottles, is a partially completed general purpose medium which, after pouring into Petri dishes or tubes, supports the growth of nonfastidious as well as
Isolation &Characterization of Bacteria
www.gbiosciences.comthe LB agar plate. Gentle press the swab on to the LB agar plate neat one edge. Add 10 l sterile water or PBS to the area where the swab was placed and then streak the plate as described in step 5. 3. Leave the tube at room temperature for 1 minute. 4. Write your group name on the bottom of the agar plate.
Streaking Microbial Cultures on Agar Plates
www.umsl.eduAgar streak plates are an essential tool in microbiology. They allow bacteria and fungi to grow ... plate or slant) over the entire surface of a fresh plate. As the original sample is diluted by streaking it over successive quadrants, the number of organisms decreases. Usually by the third