Gram negative rods - Study guides, Class notes & Summaries
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Uark microbiology lab practical 1 rated A
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Uark microbiology lab practical 1 rated A Coccus A spherical bacterium. 
Bascillus Rod shaped bacteria 
Spirillum A spiral-shaped bacterium. 
Uses of good bacteria on our bodies, in yogurt, and can be used to clean up oil and radiation 
colony visible mass of cells 
Innoculation putting bacteria into a medium 
what is the purpose of aseptic technique -no contaminating organisms are introduced into culture materials during handling or inoculation -handler and other people are not contaminated by ...
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GMS 6121 Exam 3 Quizzes with 100% Correctly Solved
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GMS 6121 Exam 3 Quizzes with 100% Correctly Solved 
Which of the following are NOT accurately described structural relationships of 
bacteria? 
a) gram positive: thick peptidoglycan and teichoic acid 
b) gram negative: outer membrane and LPS 
c) acid-fast: waxes and lipids 
d) wall-less: LOS and cholesterol 
Answer-d) wall-less do have cholesterol from the host but do not have LOS/LPS 
Why are gram negative bacteria resistant to bacitracin and vancomycin? 
a) porins 
b) they lack the targets for...
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MBI 405 Exam 3 || Already Graded A+.
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Vibrio cholerae correct answers Gram negative comma-shaped & flagellated rods. 2 chromosomes, pH sensitive, halophilic, oxidase +. 2-3d incubation; produces rice water stools with dehydration (sunken eyes and cool skin). Electrolyte imbalance leads to muscle cramps. CT is a complex A-B toxin; A subunit translocates to ADP ribosylate the Gs subunit. cAMP levels rise, leading to water loss. Quorum sensing influences expression of virulence. At low density LuxO-P activates sRNAs that target HapR, t...
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UConn MCB 2610 Final Lab Practical Exam Study Questions and Answers 2024
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True/False: Gram stains and spore stains are examples of simple stains. - FALSE 
 
What causes bacterial endospore formation? - Response to environmental conditions, i.e., lack of nutrients 
 
What are the 4 phases of microbial growth? - Lag, exponential/log, stationary, death 
 
True/False: we will measure the optical density over time to determine growth rate. - TRUE 
 
Define generation time. - Time for population to double 
 
What does it mean for a culture to be in stationary phase? - Rate ...
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ASCP Microbiology Exam (Answered) With Complete verified Solution
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ASCP Microbiology Exam (Answered) With Complete verified Solution 
 
Gemella 
Gram positive diplococcus. 
Thrive best at high partial carbon dioxide pressure. 
Facultative anaerobe. 
Oxidase negative. 
Catalase negative. 
In mucous membranes of humans and animals and upper digestive tract. 
Leuconstoc 
Gram positive cocci often in chains. 
Intrinsically resistant to vancomycin. 
Catalase negative. 
Are generally slime forming. 
Responsible for cabbage fermentation. 
Acanthamoeba 
A genus of amoe...
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USMLE STEP 1 ANTIBIOTIC Questions and Answers with Complete Solutions 2024
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USMLE STEP 1 ANTIBIOTIC Questions 
and Answers with Complete Solutions 2024 
Penicillin mechanism - ANSbinds to penicillin binding proteins in 
peptidoglycan (blocks transpeptidase crosslinking); activates autolytic enzymes 
penicillin use - ANSgram positives and syphilis 
penicillin toxicity - ANShypersensitivity reactions, hemolytic anemia 
penicillinase resistant penicillins - ANSmethicillin, nafcillin, dicloxacillin 
penicillinase resistant penicillin use - ANSStaph aureus 
penicillin resist...
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CBIC: IDENTIFICATION OF INFECTIOUS DISEASE PROCESSES (PART 1) EXAM REVIEW QUESTIONS AND ANSWERS, RATED A+/
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CBIC: IDENTIFICATION OF INFECTIOUS DISEASE 
PROCESSES (PART 1) EXAM REVIEW QUESTIONS AND 
ANSWERS, RATED A+/ 
Aspergillosis [4, what is it, tx] - ---Airborne soil fungus 
--serious opportunistic infections 
--infections usually occur in lungs 
--tx: Amphotericin B and nystatin 
HA and NA [3] - ---Hemagglutinin (HA) 
--Neuroaminidase (NA) 
--glycoproteins on surface of capsid that play an important role in pathogenicity. 
Prions - -Infectious proteins that induce abnormal folding of normal cell...
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BIOS-242 Lab Practical Review Latest 2023 Graded A+
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BIOS-242 Lab Practical Review Latest 2023 Graded A+ 
________ and _____ ______ ______ are used to focus the microscope course and fine focus knobs 
_______ is where the specimen to be viewed is placed stage 
______ ______ the primary optical lenses on a microscope. optical lens 
optical lens range from _X-_____X 4X-100X 
_______ is the light source for a microscope, typically located in the base of the microscope illuminator 
______ connects to the base and supports the microscope head. It is al...
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MLT ASCP MICRO1: Exam Review Questions and answers, rated A+| LATEST UPDATE | EXAM PREDICTION QUESTIONS |
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MLT ASCP MICRO1: Exam Review 
Questions and answers, rated A+ 
SBA - -ENRICHED/DIFFERIENTIAL 
ISOLATION OF MOST FASTIDIOUS BACTERIA 
CHOC - -ENRICHED 
HAEMOPHILUS AND NEISSERIA 
COLUMBIA COLISTIN-NALIDIXIC ACID AGAR 
CNA - -SELECTIVE 
GRAM POSITIVE 
PHENYLETHYL ALCHOL AGAR 
PEA - -SELECTIVE 
GRAM POSITIVE COCCI AND ANAEROBIC GRAM NEGATIVE RODS 
GROUP A-SELECTIVE STREP AGAT WITH 5% SHEEP BLOOD 
SSA - -SELECTIVE 
GROUP A STREP FROM RESPIRATORY SOURCES 
EOSIN METHYLENE BLUE 
EMB - -SELECTIVE/DIFF...
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USMLE Actual final Pretest and Post test Exam Questions and Best Graded Guaranteed success latest 2024/2025
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USMLE Actual final Pretest and Post test Exam Questions and Best Graded Guaranteed success latest 2024/2025 
 
What type of normal flora is found on cutaneous surfaces? Urethra? Outer ear? - correct answer Staphylococcus epidermidis 
 
What is bacteremia? - correct answer Bacteria in bloodstream without overt clinical signs 
 
What is septicemia? - correct answer Bacteria in bloodstream (multiplying) with clinical symptoms 
 
What is the important mechanism in which bacteria can attach to ...
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