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G282/MCB2289 Module 11 Final Exam Questions and Answers 2023/2024/G282/MCB2289 Module 11 Final Exam Questions and Answers 2023/2024/G282/MCB2289 Module 11 Final Exam Questions and Answers 2023/2024

1. Human skin provides an environment with NaCl levels slightly above that of most bacterial cells. Which organism would most likely be found on the skin? Distilled water would be to bacterial cells: A solution with a pH of 7 is acidic. 2. The term aerobic, anaerobic, and microaerophilic are used to categorize microorganisms based on their requirements. 3. The slowed growth or lack of growth of an organism at temperatures of pH outside of its ideal range is most likely due to changes in it...

When is it crucial to wear protective eyewear when working in the lab? Which statement correctly describes the level of contamination on different objects? Phenol red carbohydrate broths with Durham tubes can detect all of the following EXCEPT 1. The internationally recognized reference for bacterial classification and identification is called Bergey's Manual 2. All of the following are methods that can be used to isolate bacteria from a mixed culture EXCEPT? 3. Before attempting to ide...

Transcribe the following coding DNA sequence into a complementary sequence of mRNA: TAGCTGCCA RNA polymerase is an enzyme . A change in the nucleotide sequence always results in an observable change in the organism. 1. In a DNA molecule, adenine on one strand of nucleotides will pair with which base on the other complimentary DNA strand? Translation begins when mRNA becomes associated with a(n) ? In living organisms, information for making proteins flows from ? Each newly formed DNA m...

1) How is a glass culture tube handled during aseptic transfers: When incubating a plate, it should be placed in the incubator with the lid side up: Microorganisms should NOT be found in which of the following locations: 2) Why is 35-37 degrees Celsius a standard incubation temperature range for many lab exercises involving medically important bacteria: 3) Which type of sterile media is liquid in nature: 4) Which type of media provides the best option for obtaining a culture with isolated...

1. The oxidase test determines the presence of cytochrome oxidase enzyme. This enzymes functions as part of Genotypic identification methods examine the DNA sequence of an organism 2. All of the following biochemical tests involve the growth of an organism in a specific liquid broth medium EXCEPT 3. In the Kligler's Iron Agar (KIA) test, if an organism can only ferment glucose, the butt of the agar slant turns , and the slanted surface of the agar will be after 24 hours of incubation. 4...

1. Define and briefly describe the different classes of microorganisms (including the terms Eukaryotes and Prokaryotes): 2. Define the four main types of organic molecules. Be sure to describe their function and give examples of each What does the term PPE stand for? What are common types of PPE that are worn in the lab or hospital setting Describe two ways in which microorganisms are used in our everyday lives 3. Identify two different types of staining techniques used with light microscopy...

1. In which items or situations might you want to reduce or limit microbial growth? 2. All of the following are possible outcomes of selecting an antibiotic that is ineffective to treat a particular infection EXCEPT? 3. Which of the following processes removes or destroys endospores? 4. A bacterial strain has been isolated from a patient's urine specimen and a Kirby-Bauer susceptibility test has been performed on the strain. There is no zone of inhibition around Antibiotic X. Which statement...

Heating up a solution of molecules will result in which of the following? How is a respirometer used to measure fermentation in the Cellular Respiration experiment? Which gas may be given off by aerobic cell respiration? A disaccharide is a simple sugar. The carrier molecules of the electron transport system are located in which part of the cell? 1. Different types of enzymes may differ in optimal temperature and pH requirements, depending on where and how they function All of the fol...