4. A medium containing an antibiotic is a selective medium. True or False.

Q: A glass flask is rinsed and autoclaved after use. It was then filled with sterile media in a sterile…

A: Introduction Microbes or microorganisms may be found on almost every surface, in the air we breathe,…

Q: Humans have learned through history how to use the abilities of microbes to their advantage.…

A: Microbes have a vital role in every aspect of life. They are significant in the environment,…

Q: A subculture is a a. colony growing beneath the media surface b. culture made from a contaminant c.…

A: We make subculture from a plate where many different colonies of bacteria are growing.

Q: To find out which commercial antibiotic is more effective against infection. To find out which…

A: Anti-infectives are a larger class of many drugs that cover a broad range of infections, including…

Q: write down 6 things about the control of microbes.

A: Microbes are usually unicellular, microscopic and prokaryotic entities. For example Bacteria,…

Q: 7. Typhoid fever is caused by a species of: a . Escherichia b. Campylobacter c. Shigella. d.…

A: According to guidelines we have to answer the first 2-3  questions only. So please kindly post the…

Q: Mention any three (3) fluids used in cleaning lenses in the microbiological lab

A: Microscopes have to be well maintained in order to have a longer life for the instrument. Objective,…

Q: A fastidious organism must be grown on what type of medium?a. general-purpose mediumb. differential…

A: Bacteria require appropriate environmental conditions for its growth. Solid or a liquid preparation…

Q: Any process that destroys the non-spore-forming contaminants oninanimate objects isa. antisepsis b.…

A: Introduction  Bacteria can be divided into 2 categories on the base of their ability to form spore.…

Q: Blood agar is often used to observe changes in the appear-ance of the agar around the colonies…

A: Blood agar contains RBCs in the form of blood. RBCs contain hemoglobin entrapped in them.

Q: BACTERICIDAL LAMPS OPEN TYPE DO NOT USE IN THE PRESENCE OF PEOPLE BECAUSE 1. when the bactericidal…

A: Germicidal lamps are the UV lamps, which are used to kill any germs like bacteria etc. to sterilize…

Q: 5. Define the following terms a. Sterilization b. Asepsis c. Disinfection d. Antisepsis e.…

A: 1)Sterilization is a technique that uses physical or chemical ways to eradicate or eliminate all…

Q: Antibiotics any group of chemical substances produced by various microorganisms and fungi inh the…

A: Antibiotics are antimicrobial agents that are responsible for treating infections produced by…

Q: 4. A chemical sterilization procedure is found to destroy the indicator organism B. şubtilus with…

A: Sterilization is the process which involves destruction of all microorganisms (bacteria, fungi,…

Q: The MIC is the________________________________________ of a drug that is required to inhibit growth…

A: There are some living organisms that cannot be observed by the naked eye and only can be seen under…

Q: culture that contains multiple types of organisms.

A: The microbiological culture or microbial culture can be defined as the method of multiplication of…

Q: MacConkey agar plates represent ________ medium.   a differential a minimal a selective both a…

A: Microorganisms are grown in culture media.  The media used for growth of microbes contain necessary…

Q: Transparent double-sided dishes used for growing microbes are most commonly called A) Petri dishes.…

A: The micro organisms are grown in specific containments for identification of the characteristic…

Q: Which of the following is NOT a chemically definable component in culture media? a.Sheep's blood…

A: A chemically defined media is a culture medium for microorganisms or animal cells (even human cells)…

Q: What is the statistically significant number range of colonies that may be counted on a Petri dish…

A: 1. 30-300 Sorry but as per Bartleby policy i can only solve first part. Please can you upload the…

Q: there are different methods to be used in order to control opportunistic infection and that includes…

A: Introduction Opportunistic infections (OIs) are infections that affect persons with impaired immune…

Q: Define the following terms:   culture:     synthetic media:   complex media:   agar:…

A: Introduction Microbiology:- It is the study of all living organisms that are too small to be visible…

Q: In a tube dilution test the, MIC is the growth of a microbe. Highest Concentration Smallest…

A: MIC stands for Minimal Inhibitory Concentration. It is measured in microgram/mililitre.

Q: A pure culture A) is sterile. B) is a population of identical cells. C) is made of a clearly…

A: These pure cultures are essential for microbiological studies. It facilitates the application of…

Q: A pure culture is........... A. A culture of three to four different organisms B. A culture of one…

A: Culture in microbiology is spread of microorganisms in a medium of development . Per body tissue or…

Q: what term best describes swabbing the skin with alcohol? a.bacteriostasis b. degerming c.…

A: Swabbing the skin with alcohol is knows as degerming - a process in which we physically remove the…

Q: 4. Use the words presented in below to create a concept map illustrating the relationships among…

A: All these terms mentioned in the question, are related to the isolation, cultivation, and…

Q: If an organism that showed no growth in the MIC broth test at a particular dose, then grows in an…

A: Microbes are present everywhere and the different types of microbes are present. Microbes that cause…

Q: 15 Nutrient agar is a microbiological growth medium designed to grow a wide variety of bacterial…

A: A growth medium is intended to promote the growth of a variety of microorganisms or cells by the…

Q: about how cultures are handled in a clinical laboratory

A: Microbial cultures are wont to confirm the sort of organism, its abundance within the sample being…

Q: The main of objective of using 13-Line streaking method is to get:

A: Answer: 13-Line streaking method: It is the technique of obtaining pure bacterial culture by…

Q: Microbes that can be grown on agar petri dish include

A: For any microbe, to survive they need suitable environment,food and water. Here agar Petri dish…

Q: 1. Differentiate the types of culture media based on its physical state and uses.

A: MICROBES They are unicellular organisms that cannot be seen with the naked eye.This is why they are…

Q: 1)describe how you can use an ‘agar deep’ to learn more about an unknown microbe. These are…

A: Semi-solid agar media are used to determine the mibility of unknwn bacteria which helps in their…

Q: A compound synthesized by bacteria or fungi that destroys or inhibitsthe growth of other microbes is…

A: There are chemical as well as physical methods to control the microbe that kill the microorganism…

Q: When is the best time to collect a specimen for bacterial culture? A. acute phase of disease C.…

A: Introduction :- Bacterial growth occurs when a bacterium divides into two daughter cells, a process…

Q: If a suspect bacterial pathogen infecting your patient is known to be "fastidious" which medium…

A: Fastidious organism : Any organism that requires a particular nutrient in the media is known as a…

Q: Which of the following is not one of the six “I’s”? a. inspection d. incubation b. identification e.…

A: Microbes: Microbes are not visible to the naked eye and they grow in complex associations.…

Q: 4. Cell cultures are a simple way to conduct biological research. True O False

A: Cell culture is a laboratory technique to produce pure cell lines in-vitro. These require a specific…

Q: What is the goal of aseptic techniques O To prevent contamination To allow contamination all of the…

A: Aseptic techniques are those techniques that are used in the field of medical. They are a kind of…

Q: The clear zone around an antibiotic disk Multiple Choice is a plaque indicating the bacteria got…

A: Antibiotics are the drugs that are synthcised with the aim to kill, inhibit or eliminate the…

Q: Which of the following are criteria for antibiotics? (select all that apply) Chemical substance…

A:

Q: 1. An undercooked boiled egg was received in the microbiology laboratory with a request culture and…

A: Staphylococcus aureus,  a common part of the body's microbiota, is usually found in the upper…

Q: Give 2 different reasons that scientists might need to isolate a pure culture.

A: Pure culture: a culture of microorganism (usually bacteria) that contain only single type of…

Q: Which of following statements is TRUE about antiseptics and disinfectants?  A. Disc diffusion works…

A: The use of antiseptics and disinfectants is now unavoidable but what factors affect these processes…

Q: Frequent use of antimicrobial drugs in health care settings can select for drug-resistant…

A: During the process called horizontal gene transfer various bacteria can share genes among them. Thus…

Q: B. Match the following. A. Killing all bacteria on medical equipment via autoclaving 1. Sanitization…

A: Sterilization methods involve all those methods that aim to remove all the live, dead cells or…

Q: 3. The laboratory technician dilutes her sample serially 1:10 and plates the following dilutions:…

A: The technician dilutes the sample in 1:10, 1:100, 1:1000, 1:10000, 1:00000, 1:1000000 dilution…