Q: Phenyl Ethyl Alcohol agar encourages the growth of what type of microorganisms?
A: Answer - Option A - Gram positive bacteria
Q: Enterobacteriaceae species might be differentiated (from one another) by all of the following…
A: Amino acid fermentation reports by enterobacteriaceace family members has not been published yet.…
Q: List the different type of bacteria depending on the salt concentration required for their growth?…
A: Halophiles are found in three domains -Inside the Bacteria halophiles depend on salt concentration…
Q: Does a positive presumptive test mean that the water is absolutely unsafe to drink? Explain. 2.…
A: Presumptive tests are cheaper than the confirmatory test. These tests are conducted to ensure the…
Q: Explain whether the MacConkey agar plate inoculated with good water would show the presence of…
A: Water contamination is the presence of unwelcome particles in the water. Water bodies may become…
Q: What will the appearance of Escherichia coli be on MacConkey Agar red and Eosin Methylene Blue (EMB)…
A: UTIs are commonly caused by uropathogenic E.coli. Extraintestinal infections such as meningitis and…
Q: Do Gram-negative bacteria grow on PEA agar? If not, what prevents their growth?
A: ANSWER;-
Q: Characterize the following bacteria: Gram reaction: Shape: Arrangement: Special structure/s if any:…
A: Thank you for the question Answer = Borellia burgdorferi is Gram negative Shape = It is Rod…
Q: EXPLAIN THE PURPOSE OF THE METHYL RED AND VOGES-PROSKAUER TESTS IN DETERMINING THE IDENTITY OF GRAM…
A: Enterobacteriaceae are the group of various gram-negative bacteria that are responsible for various…
Q: MacConkey Agar Lactose fermenter or non-fermenter: ___________________________ Gram reaction based…
A: Alfred Theodore MacConkey invented MacConkey agar (MAC) in the twentieth century, which was one of…
Q: Why is it important to determine the number of mesophilic spores in a food ingredient?
A: Sometimes spore forming mesophilic bacteria found in food ingradient, mainly in dairy product. It…
Q: What bacteria grow on both a MacConkey agar plate and Mannitol Salt agar?
A: Selective media The media is a kind of growth media which only allow the growth of a perticular…
Q: How would you distinguish between Staphylococcus aureus and S. epidermidis on mannitol salt agar and…
A: Hi! Thanks for your question. As you have posted multiple questions and have not mentioned which one…
Q: Identify the oxidase-negative, gram negative bacillus isolated from the blood cultures of a…
A: Gram-negative bacteria are those that do not retain the crystal violet stain after gram staining.…
Q: why macconkey agar and mannitol salt are regard as salective and deffrental medium?
A: A culture medium is just water and nutrients that support microbic growth. Primary culture media for…
Q: Which lactose (+), Gram negative, short rod forms a pink to brick red colony on MacConkey's agar and…
A: Bacteria that cannot retain the crystal violet stain as their cell envelopes are composed of…
Q: What is the correct shape of the unknown bacterium growing on your mannitol salt agar
A: Mannitol salt agar also known as MSA is commonly used selective agar in microbiology. This material…
Q: Given: Enterobacteriaceae, Vibrionaceae, Pasteurellaceae and other organisms such as…
A: The bacteria can be first group as gram negative or positive by gram staining
Q: If coliform bacteria are native to human colons, why the big concern over coliform contamination?
A: According to the question, we have to mention the solution of the question asked above i.e. If…
Q: what are these bacteria growing on BA and Maconkey agar
A: Blood agar or BA is an enriched culture medium having multiple nutrients. Blood agar is generally…
Q: what type of bacteria may cause spoilage in coconut water that has been in the fridge for more than…
A: Coconut Water Coconut water (CW) is a slightly sweet liquid made from the endosperm of coconuts.…
Q: What information can obtain from observing the growth of bacteria on liquid agar?
A: Liquid agar is a liquid media mixed with agar which when heated solidifies and then is used as a…
Q: How we can isolate microorganism from food? Please briefly explain at your own words.
A: Microorganisms are cosmopolitan in nature, which means they are present everywhere- in air, on…
Q: C MSA (Mannitol Salt Agar) Match the description to the correct Bacterium A= growth, agar is yellow…
A: Microbiology is the branch of science that deals with the study of microorganisms that are too small…
Q: why are psychrotrophic bacteria incubated at 7 degrees
A: Each species of microbe has a preferred temperature that lies somewhere between its characteristic…
Q: You collected a sample from a patient with a suspected STI. After Gram staining, you observed this…
A: The staining of bacteria is an important method of classifying the bacteria There could be multiple…
Q: Do Gram-positive bacteria grow on PEA agar? If not, what prevents their growth?
A: Bacteria are common, mostly free-living organisms that are often made up of only one biological…
Q: Can simply observing the colonies formed on agar plates and the results of a few biochemical tests…
A: These are biochemical test is to perform to identify different type of bacteria.
Q: What information can obtain from observing the growth of bacteria on solid agar?
A: Agar is a jelly-like substance, obtained from rhodophyceae that are commonly knows as the red algae.…
Q: The nitrites part of the dipstick test is mainly looking for which family of bacteriaE…
A: Kidneys are the organs belong to excretory system in our body and play a major role in several other…
Q: Why does saliva not serve as a good microbialgrowth medium?
A: Saliva is the watery, frothy substance that is produced in the mouths of some animals, including…
Q: Why is it important to distinguish between E.coli & E. Aerogenws in contaminated water samples?
A: E.coli is a rod-shaped, gram -ve, facultatively anaerobic, coliform bacterial species that is…
Q: how does the work of winogradsky and beijerink have contributed to research on bacterial pathogens ?…
A: The Russian microbiologist Sergei Winogradsky discovered soil bacteria and also isolate anaerobic…
Q: What types of bacteria grow on nutrient agar?
A: Nutrient agar is a nutrient-rich medium that allows the growth of a wide range of organisms in the…
Q: how could you determine if there is any contamination on your agar?
A: Agar consists of two polysaccharides, agarose and agaropectin, but agarose making up about 70% of…
Q: Did the yogurt congeal? Did obtain the expected bacteria on Lee’s agar? What factors may have led to…
A: Lee's agar is used specifically for differential enumeration of bacteria especially starter bacteria…
Q: Based off Pasteur’s sterility experiment, which of the following choices is least likely to result…
A: Louis Pasteur was the scientist who invented pasteurization, which is a technique to kill…
Q: Is there any pH buffering system or device for acidic microbiological experiments?
A: All biological processes are dependent on pH, cells and organisms must maintain their specific and…
Q: Why does uninoculated agar plates still has visible growth of microorganisms? Where do you think the…
A: Microorganisms are present in abundance in nature. When there are no aseptic conditions then…
Q: Draw two tubes showing how you have inoculated microorganisms in urease and in nutrient agar
A: Inoculation is the transfer of the bacteria on the nutrient medium to show its growth. The tools…
Q: Based on the results of this Gram stain and the ID matrix below, which of the following microbes…
A: Gram' s staining helps in bacterial identification and their further classification. On the basis…
Q: Complete the table to contrast EMB Agar and MSA.
A: Media play a pivotal role in growth of Microorganisms.Media provide Nutrients to the organisms that…
Q: Describe the appearance of coliforms on Levine EMB agar.
A: Coliform bacteria are found in a diverse range of places like waste products of animals, water…
Q: Based on the bacterial cultivation, what are the possible organisms under its gram reaction?
A: Gram reaction in microbiology is a staining procedure that is used to differentiate bacteria based…
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A: Microbiology is the study of microorganisms that are invisible to the naked eye. The microorganisms…
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A: Hello, thank you for the question. I am answering the first two questions, please repost the…
Lee Agar is used to study the bacteria that can grow on yogurt. It is primarily used to count the number of different bacteria that can grow on yogurt. It is known for its numerical enumeration property between Streptococcus thermophillus and Lactobacillus acidophillus. These two are microbes that are essential and live in a symbiotic relationship.
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- Write down a comparison of the sizes of the untreated Allium cepa cell and the colchicine-treated Allium cepa cell.Write the Preparation of Bacillus atrophaeus culture using Blood agar plates and MacConkey agar plates (in a past tense sentences manner). Note: This will perform the students so please write it in the easiest manner. 5-10 sentences only ThanksNormal Streptococcus pyogenes No Spacing Heading 1 Heading 2 Streptococcus pneumoniae Title you observed the growth of Streptococcus pyogenes, Streptococcus pneumoniae and Staphylococcus epidermidis on the Horse Blood Agar (HBA) plates. The colonies and their surroundings looked like those in the image below. Based on the content of (HBA) plates and the specific properties of these three organisms, explain the particular appearance of the colonies on the plates. Name and describe the three subtypes of a process that occur on these plates. Styles Dictate Sensitivi Pane Staphylococcus epidermidis Focus E E
- Answer the following questions in full sentences and paragraphs: 1. Diagram (draw) the Gram positive cell wall. Be sure to label specific components of the structure. What is the medical significance of LTAs? 2. Diagram (draw) the Gram negative cell wall. Be sure to label specific components of the structure. What is the medical significance of LPS? What is the medical significance of the O-linked side chain?Write the process/steps in Preparation of Bacillus atrophaeus culture using Blood agar plates and MacConkey agar plates. Note: This will perform the students so please write it in the easiest manner. 5-10 sentences only ThanksIdentify: 1. Cell shape and arrangement in A? 2. Gram stain reaction in A? 3. Cell shape and arrangement in B? 4. Gram stain reaction in B? 5. Genus and species of B? (component of the normal flora of the skin)
- Match the expected result (purple, red, or colorless) to the following descriptions of Gram-stained cells. Choices may be used more than once--------- Moraxella catarrhalis after decolorizationDescription Shape: Arrangement: Photo by 1000x MITPanganiban Figure 2.9. Microscopic morphology of Bacillus cereus. Description Shape: Arrangement: Photo by 1000x MITPanganiban Figure 2.10. Microscopic morphology of Staphylococcus aureus..Is UVC disinfection of N95 face masks effective? Give two (2) important considerations for UVC disinfection of N95 face masks to be effective?
- I AM TRYING TO IDENTIFY THIS UNKNOWN. IMAGE 1 HAS TWO PICTURE OF CATALASE TEST AND BLOOD AGAR TEST. I believe it is one of the following: 1) S. pyo. 2)S. agal . 3)S.pneu. 4)E. faecalis 5)S. aureus 6)S epi. 7)S. sapro. 8)M. luteus Please let me know which test will i need out of the table to justify your reason of picking up the unknown and also how that test justifies it? what characteristics of that test made you pick the unknown?Give typing answer with explanation and conclusion The following bacteria are listed with a potential complication of progression of infection or severe disease. Which is not matched appropriately? Borrelia burgdorferi: autoimmune reactivity Chlamydia trachomatis: infertility Helicobacter pylori: gastric cancer Streptococcus pyogenes: acute rheumatic fever Escherichia coli: necrotizing fasciitis۲:۱۱ ۱ IE. K/s ZAVO 41 | docs.google.com/forms/ Used for quick evaluation of fungal * structures, will stain the chitin in cell walls of fungi: Papanicolaou stain Lactophenol cotton blue Gram stain Clinical syndromes of candidiasis include all of the following except: Vaginitis Dandruff Pneumonia Esophagitis All of the following cause illalfa