Blood agar - Study guides, Class notes & Summaries

Microbiology Lab Practical Exam 2 Questions and Answers 100% Correct What is the role of the inoculating loop in microbiological techniques? To transfer small amounts of bacterial culture onto a medium for streaking or sub-culturing. What is the appearance of a Gram-positive bacterium after a Gram stain? Purple coloration due to a thick peptidoglycan layer. What is the characteristic appearance of a positive catalase test result? Bubbling or fizzing when hydrogen peroxide is added, ...

Microbiology Lab - Exam 2 Questions and Answers 100% Pass medium - a mixture of nutritional substances on or in which microorganisms grow autotroph - nutritionally deficient mutants that have lost the ability to synthesize a particular enzyme many microorganisms in this group: - can carry out photosynthesis - usually do not cause disease - synthesize organic compounds to obtain energy heterotroph - an organism that uses compounds to produce biomolecules autoclave - an instrument for st...

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...

Microbiology: The Human Experience 1st Edition by Foster; Aliabadi; Slonczewski stuvia test bank is available for immediate download after purchase. In the event you encounter any difficulties with the download, please feel free to reach out to me. I will promptly send it to you through Google Doc or email. Thank you. The Test Bank for Microbiology: The Human Experience 1st Edition by John W. Foster, Zarrintaj Aliabadi, and Joan L. Slonczewski is a study tool designed to assist in the underst...

Proper media for culture of a urethral discharge from a man include: 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 gono...

Microbiology Lab - Exam 2 Questions and Answers 100% Pass medium - a mixture of nutritional substances on or in which microorganisms grow autotroph - nutritionally deficient mutants that have lost the ability to synthesize a particular enzyme many microorganisms in this group: - can carry out photosynthesis - usually do not cause disease - synthesize organic compounds to obtain energy heterotroph - an organism that uses compounds to produce biomolecules autoclave - an instrument for ste...

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...

What are fastidious organisms? - ️️any organism that has a complex nutritional requirement, and will only grow when specific nutrients are included in its diet How is the blood agar selective? - ️️The sheep's blood provided the growth factors for fastidious pathogens How is the blood agar differential? - ️️based on the bacteria's ability to cause hemolysis of blood cells How is the MSA test selective, and what type of bacteria growth does it NOT inhibit (allows to grow)?...

MLT Microbiology Exam Questions with Correct Answers What organism is NOT OXIDASE POSITIVE? - Answer-Yersinia enterocolitica Which organisms are oxidase positive? - Answer-Aeromonas hydrophilia, Pseudomonas aeruginosa, Vibrio parahaemolyticus Rice water stools often contain a pure culture of what organism? - Answer-Vibrio cholerae What is the reagent used for the string test? - Answer-0.5% sodium deoxcholate What allows visibility of acid production by oxidizers in oxidation fermen...

The sum total of all the microbes in a certain environment is termed the______ Select one: a. biofilm b. microbial niche c. microbiome d. phylogeny e. domain: Microbiome 2. Studies of the immune response to an infection caused by microorganisms would be performed by a/an _______. Select one: a. hypersensitivity specialist b. geomicrobiologist c. epidemiologist d. immunologist: Immunologist 3. Which of the following is NOT a recent discovery that has had a huge impact on the under...