Blood agar - Study guides, Class notes & Summaries
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BIO 2200 Lab: Midterm Exam Questions Perfectly Answered
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Bacteria are _____________, meaning they are found all over and in every environment such as soil, 
water, on plants, on humans or on animals. - Answer-Ubiquitous 
There are three major bacterial morphologies (shapes): rod shaped (_________). - Answer-Bacillus 
There are three major bacterial morphologies (shapes): spherical (_________). - Answer-Cocci 
There are three major bacterial morphologies (shapes): curved or ____________. - Answer-Helical 
Bacteria tend to be very small in size, ranging...
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AAB MT MICROBIOLOGY EXAM WITH 100% ACCURATE SOLUTIONS
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AAB MT MICROBIOLOGY EXAM WITH 100% ACCURATE SOLUTIONS 
 
 
What term describes the morphology of organisms that vary in shape and size? - ANSWER ☑☑Pleomorphic 
 
Capsules are the basis of which test? - ANSWER ☑☑Serotyping 
 
A mucoid colony on blood agar medium indicates that which of the following characteristics may be present? - ANSWER ☑☑Organism has a capsule. 
 
What are dark staining granules called? - ANSWER ☑☑Metachromatic 
 
Which of the following organisms are non-m...
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ASCP Review Microbiology questions correctly answered 2023
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ASCP Review Microbiology questions correctly answered 2023Which of the following is the correct temperature at which an autoclave must be run? 
 
-37*C 
-121*C 
-25*C 
121*C 
 
 
 
How long is an autoclave run? 
15 mins 
 
 
 
How many lbs per square inch of pressure is necessary when using an autoclave? 
15 lbs/sq in 
 
 
 
Which of the following is the correct depth and pH of a Mueller Hinton plate? 
 
-6mm and pH 7.2-7.4 
-3mm and pH 6.5-6.8 
-4mm and 7.2-7.4 
4mm and pH 7.2-7.4 
 
 
 
What i...
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MLT ASCP Practice Questions With Correct Answers
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A; 
Animals serve as a reservoir of infection" is the correct answer because Shigella only infects humans while Salmonella is found in many animals. Both have diarrhea as the major symptom. Endotoxin is produced by all gram negative bacteria and exotoxin is only produced by Shigella. 
A major difference between Salmonella enterica and Shigella infections is that only in salmonellosis can: 
 
A. animals serve as a reservoir of infection 
B. diarrhea become the major symptom 
C. endotoxin play a ...
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EXAM 1 BIOS 242- CHAMBERLAIN ALREADY PASSED
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EXAM 1 BIOS 242- CHAMBERLAIN ALREADY PASSED 
DNA is replicated in the ___ nucleus 
RNA is replicated in the ___ cytoplasm 
what is the first step in viral replication? penetration/adhesion (attaches to membrane using spikes) 
what is the second step in viral replication? uncoating 
what is the third step in viral replication? replication 
what is the fourth step in viral replication? assembly 
what is the fifth step in viral replication? maturation 
what is the sixth step in viral replication? r...
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Microbiology Lab 9 questions with Complete Solutions rated A+
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Microbiology Lab 9 questions with Complete Solutions rated 
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Describe the selective and differential properties of mannitol salt agar (MSA) for the isolation 
and identification of staphylococci. - As a selective medium, MSA has a high concentration 
of salt (7.5% NaCl), which is inhibitory to most bacteria other than the staphylococci. As a 
differential medium, MSA contains the sugar mannitol as a substrate for fermentation and 
phenol red as a pH indicator to detect the production of acid....
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MLT Practice Exam |Latest Questions Solved 100% Correct
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MLT Practice Exam |Latest Questions Solved 100% Correct 
What is the process used to decrease the number of microorganisms that are present on the skin? (Answer: - Antisepsis 
 
An organism that can live and grow in reduced concentrations of oxygen, but prefers an anaerobic environment is known as? (Answer: - Aerotolerant anaerobe 
 
The Stain that is commonly recommended for use to differentiate parasites such as Malaria in blood smears is? (Answer: - Giemsa stain 
 
What type of media contains...
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Microbiology BOC test with correct answers
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a sheep blood and phenylethyl alcohol agars b eosin-methylene blue and sheep blood 
agars 
c thioglycollate broth and chocolate agar 
d chocolate and modified Thayer-Martin agars - ANSWER-d chocolate and modified 
Thayer-Martin agars 
d Chocolate agar and chocolate agar- based selective media should be used for 
recovery of Neisseria gonorrhoeae from urethral discharge. Chocolate agar provides the 
nutrients required by N gonorrhoeae and selective media contains antimicrobial agents 
that inhibi...
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Microbiology GCU (Lab Exam) Final Review Questions & Answers 2024/2025
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Microbiology GCU (Lab Exam) Final Review Questions & Answers 2024/2025 
 
 
Selective Medium - ANSWERSA proprietary membrane-based assay developed by Fluka Analytical that tests for bacteria that cause urinary tract infections and differentiates them based on their color reaction on the membrane. 
 
Differential Medium - ANSWERSA growth medium that contains a component(s) that allows one to tell the difference between organisms that grow. 
 
Is mannitol salt agar selective or differential? - ANS...
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MMSC 438 EXAM 2 SET Q&A
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MMSC 438 EXAM 2 SET Q&A 
1. A bloody stool sample is received in the laboratory and plated to routine 
stool culture media. The following results arerecorded by the laboratory 
scientist 24 hours after plating the patient sample:Blood agar: beta-hemolytic 
coloniesMacConkey: Only lactose fermenting colonies are presentSMAC: 2+ 
clear colonies presentFurther testing reveals: Oxidase negative, indole positive, 
MUG negative, motileThe most likely identification is: 
A. Yersinia enterocolitic...
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