Q: Bacterial Plating Conditions
A: Bacterial plating is involves streaking of single species of bacteria inorder to isolate pure stain.…
Q: What is the purpose of fixing a smear?
A: Smear- a smear is a thin layer of a sample such as bacterial cells or blood spread evenly on a glass…
Q: What is indirect immunofluorescence microscopy?
A: BASIC INFORMATION MICROSCOPY It is a field in which the microscope used in order to objects which…
Q: Why is it important to limit the quantity of cells used to prepare a smear?
A: A thin layer of cells or tissues that are taken from the body of an organism under study which is…
Q: what is Normal excision?
A: Excision refers to the act of removal or cutting out something.
Q: What is the purpose of Thick smear? Purpose of Thin smear?
A: Blood smear:-Also known as peripheral blood smear. -Blood smear has many different uses ranging from…
Q: How could colony-stimulating factors be used as a therapy?
A: colony-stimulating factors are used as a many therapies :
Q: What do you mean by Nissl's granules?
A: Nissl's granules are part of neurons. They perform very important functions and hence is vital for…
Q: Thiourea Functional class: Electrophilic site(s):
A:
Q: What are the disadvantages of doing a total microbial count by examining wet mounts under the…
A: Ans- Wet mounts have the following drawbacks: The benefit of being able to observe movement can also…
Q: What are Romanowsky stains? Name four of these.
A: Staining is a technique used to enhance contrast in samples , generally at the microscopic level.…
Q: Why should you be careful not to underheat a smear during the heat-fixingprocess?
A: The bacterial strain are so small that it cannot be visualized by naked eyes. It has to be observed…
Q: When bacteria from a throat swab are streaked on blood agar, why is the agar stabbed several times…
A: The initial identification of the streptococcal and enterococcal species is based on their hemolytic…
Q: Which microbe requires serum components to be added to the growth medium?
A: Some microbes are nutritionally fastidious and hence needs some substances to be added to the growth…
Q: Why is it a mistake to use the same syringe, even with a new, sterile needle?
A: Injections are used for administration of drugs, contraceptives, vaccines or any other therapeutic…
Q: What will pose an ethical issue in these procedures are performed - sterilization?
A: Sterilization is a permanent method of family planning. It is one of the most common method of…
Q: Why does intravenous administration of a bicarbonate solution raise theplasma pH?
A: The body maintains the pH within a normal range with the help of buffer systems.
Q: Is UVC disinfection of N95 face masks effective? Give two (2) important considerations for UVC…
A: Decontaminating masks could be effective against the shortage of masks in pandemics.UVC…
Q: What do you mean by the electroporation technique?
A: In microbiology and biotechnology, the new coding DNA is introduced to transform bacteria, yeast,…
Q: What is the significance of heat fixing the smear?
A: Gram staining is a common laboratory technique in microbiology that is used to differentiate…
Q: What do you mean by Immunoelectron Microscopy?
A: Microscope is an analytical instrument which is used to analyse, study and visualize internal…
Q: What are the advantages of UV disinfection versus, or as acomplement to, chemical disinfection with…
A: UV disinfection treatment is a very rapid physical process for disinfecting or sterilizing any…
Q: g technique, and what is the target organisms and the purpose of its application? LONG ANSWER…
A: The bacterial staining can be simple as well as differentiated. It is studied under the domain of…
Q: What is immunofluorescence microscopy
A: Immunofluorescence microscopy is a technique used for light microscope with a fluorescent microscope…
Q: Why must materials and instruments used in tissue culture be kept sterile?
A: Sterilization of explants is a key step in plant tissue culture.
Q: Why is it important to use sterile practices when working with microorganisms?
A: Microscopic organisms such as bacteria, fungi (mold and yeast), protists, archaea, algae,…
Q: Which microorganism does not contain superoxide dismutase enzymes?
A: Superoxide dismutase (SOD) is an enzyme found altogether in living cells. An enzyme could be a…
Q: microbial CELLS is the most RESISTANT to disinfectants and antiseptics?
A: Prions are the infectious agent which are misfolded proteins having the ability to transmit their…
Q: What is the difference between cleaning, sanitizing, and disinfecting?
A: Cleaning, sanitization and disinfection are the process of making an area free from all the visible…
Q: What are the principle and basic concepts of SMEAR PREPARATION? (please explain it thoroughly in a…
A: Introduction A smear is a small amount of culture spread in a very thin film on the surface of the…
Q: What settings and time are normally used for sterilization in an autoclave?
A: The fundamental rule of steam sterilisation as cultivated in an autoclave, is to open every thing to…
Q: Why is it a mistake to use the same syringe, even with new , sterile needles?
A: Contamination is the presence of any impurity, constituent, or any unwanted element that can infect,…
Q: Please state the step-by-step procedure of SMEAR PREPARATION? (please explain it thoroughly in a…
A: The preparation of a smear is required for various lab procedures, including the Gram-stain. The…
Q: What is selective medium?
A: Description of a selective medium.
Q: Can hand sanitizer kill bacteria?
A: Sanitizer is referred to as any substance or fluid that is used to prevent the spread of pathogens…
Q: What is the purpose of Deproteinization and why is it needed before chemical analysis of certain…
A: Proteins are a type of macro-nutrient (along with carbohydrates, fat and water) that are required by…
Q: Your labmate forgot to use CBB-R250 in the process. Which of the following would most likely be the…
A: The Coomassie brilliant blue is a staining dye used in the laboratory to quantify, visualize the…
Q: Why does UV light have to be directly exposed and waved around an object that needs to be…
A: Ultraviolet (UV) radiation is a part of electromagnetic spectrum that lies between X- rays and…
Q: How does smear preparation of cells from a liquid medium differ from preparation of cells from a…
A: Answer: Smear Preparation is the method in microbiology laboratories to place the small amount of…
Q: What microbe requires serum components to be added to the growth medium?
A: Introduction Microorganisms:- An organism that can be seen only through a microscope, They live in…
Q: which antiseptic do you think will be most effective against the probiotic? Why?
A: Probiotics are live microorganisms that have direct health benefits when consumed . They are usually…
Q: Why does hydrogen peroxide are most effective against probiotics?
A: Hydrogen peroxide is a peroxide. It acts as an oxidizing agent
Q: Why should freshly collected samples be used for microscopic examination?
A: The benefit of the microscope is that it produces a better resolution than the naked eye. The higher…
Q: How does soap clean away dirt?
A: Soap is a cleansing agent used to clean dirt and kill microbes present on a surface. It is made by…
Q: What is MDMA ?
A: As a result of the biochemical reactions, the body creates a variety of chemical compounds. Some…
Q: Name the structure where ultrafiltration takes place?
A: Step 1 Nephric filtrate consists of water, various electrolyte, glucose, amino acids. It is alkaline…
Q: why is it important that you disinfect your work area both before and after working with bacteria?
A: Bacteria are present everywhere in each and every corner,present on non-living surfaces and as well…
What do you mean by ultrafiltration?
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- Identify the Eukaryotic Microogranisms in the worksheet, accordingly. I'm having difficulty separating them. Please help!Question 14 Which of the following terms refers to specific procedures used to prevent unwanted microorganisms from contaminating the clinical specimen? Question 14 options: a) Needle aspiration b) Catheterization c) Disinfectant technique d) Aseptic techniqueCan hand sanitizer kill bacteria?