Which of the following sentence is incorrect: O Digestion is a process in which a precipitate is heated in the presence of solution to improve the purity and filterability O Occlusion is a type of coprecipitation in which a compound is trapped within a pocket formed during crystal growth O Reprecipitation can be used to remove coprecipitated impurities O Coprecipitation may cause either positive or negative errors O In peptization, the size of coagulated colloid increases and becomes stable

Q: Considering Escherichia coli and Shigella sonnei results on the MacConkey test, both bacteria are: O…

A: The MacConkey agar is a commonly used selective and differential medium in microbiology for the…

Q: Why is Phenol red being utilized in MacConkey agar? Choose among the choices and further explain it.…

A: Introduction  MacConkey agar is a selective and differential culture medium used in microbiology for…

Q: The following is a picture of Eosin Methylene Blue Agar. What does the growth on this plate…

A: Eosin Methylene Blue (EMB) agar is a selective and differential culture medium which selectively…

Q: Blood agar is a differential medium that will show us a clear zone around a colony of normal flora…

A: A differential medium is made up of chemicals or composition that would help us to determine…

Q: Describe characteristics of Proteus Vulgaris in the Agar: Blood Agar MacConkey Agar EMB PEA Mannitol…

A: Non-human bacteria, viruses, and fungi outweigh human cells, making our body a home and source for a…

Q: Choose one specific way from each of the two methods of inhibiting the growth of microbes below.…

A: The organisms such as bacteria, viruses, and protozoa are deactivated, eliminated, and killed in the…

Q: List with details 10 unique characteristics of MRSA .

A: MRSA is methicillin resistant staphylococcus aureus. MRSA is a type of staphylococcus aureus which…

Q: Account for the ability of streptococci to tolerate O2 in the absenceof catalase activity

A: Bacteria are prokaryotic organisms that have an undefined nucleus and nuclear membrane. Most of the…

Q: ?Anticoagulants found in a green tube EDTA O Ammonium oxalate Sodium Citrate Нерarin O O O

A: A vacutainer blood collection tube is a standardized glass or plastic test tube with a colorful…

Q: Need help  Can a pure culture be prepared from a mixed culture in a broth or plate? Explain.

A: INTRODUCTION How to make a pure culture from mixed culture is explained below.

Q: Short description of the process occurring at each step of the extraction in the miniprep process…

A: A bacterium's plasmid is a circular, double-stranded extrachromosomal DNA with two strands. It's…

Q: What media should you use to cultivate the following microorganisms:   E.coli Haemophilus sp.…

A: Most microbiological experiments require culture media in order to acquire pure cultures, develop…

Q: What type of antimicrobial/antibiotic is completely synthesized in a laboratory? O Synthetic O…

A: Antibiotics are a large chemical class of therapeutics that are produced naturally or synthetically.…

Q: Which of the following are proper disinfection steps? Check all the O Remove organic matter O…

A: Introduction: Disinfection is substances that are applied to non-living objects to destroy…

Q: Match the physical and chemical methods of control with its use, mode of action etc. Purify H₂0…

A:

Q: Which of the following media are selective, differential, and test for lactose fermenters? What is…

A: MacConkey plates are selective , differential and test for lactose fermenters.

Q: Which would be more likely to cause illness and why—a water sample that tested positive for fecal…

A: Ans: Escherichia coli  is the gram negative organism which forms part of normal flora of humans.

Q: In this exercise, the action of bactericidins will be evaluated by __________. observing color…

A: Bacteriocins are small and cationic antimicrobial peptides, ribosomally synthesized by lactic acid…

Q: Visible Growth in Tubes Growth in Petri Dishes 0 μg/ml 2μg/ml 0 + 1 2 + + + + 3 + 5 6 0000 a.…

A: The minimum inhibitory concentration (MIC) is the lowest concentration of an antimicrobial agent…

Q: Choose for the organisms below, depending on the incubation condition and media whether they will…

A: Culture media, also known as growth media, are specific nutrient and other substance mixtures that…

Q: A negative result in the catalase test is a likely indication q a streptococcus or enterococcus type…

A: Catalase test is a detection test for the presence of catalase producing aerobic organisms in the…

Q: Demonstrate your understanding of industrial microbiology by explaining the involvement of in the…

A: Industrial microbiology is a well known field of microbiology in which various microorganisms are…

Q: Phenylananine Deaminase: 1. Explain the incubation conditions 2. Explain the reagents being added…

A: The phenylalanine deaminase test measures the ability of an organism to produce the enzyme…

Q: Nitrogen Content Assay Method II l is also known as? Micrometric Method Semimicro Method…

A: Deciding the nitrogen concentration of a material is fundamental within the region of chemical…

Q: The Guthrie Test: Uses an agar that is deficient in one growth factor for Bacillus subtilis, which…

A: Guthrie test is discovered in 1962. It is also known as Heel prick test. It is a neonatal test for…

Q: How could calculate this serial dilutions probelms for microbiology and how do can I know what tube…

A: Serial dilution is a method of step-wise dilution of bacterial culture to reduce the concentration…

Q: McConkey agar plate is used to determine     which carbohydrates a bacteria can ferment     if the…

A: To grow bacteria, required nutrients should be incorporated into the culture media. These culture…

Q: Identify the microorganism/ group of microorganisms involved in the spoilage of Salmon pink…

A: Fermentation is a metabolic interaction that produces chemical changes in natural substrates through…

Q: Arcanobacterium haemolyticum may cause pharyngitis or cutaneous infections. It grows as a tiny…

A:

Q: SIM media  Give me the expected results (3 each) for Enterobacter aerogenes, Salmonella…

A: SIM media is use for the identification of Enterobacteriaceae family which reduces sulfate, produce…

Q: Describe the industrial fermentation process of Cephalosporin by including the type of fermentation…

A: Antibiotics are produced in the bioreactors. The isolation of the product  depends on the quantity…

Q: Expalin in detail the statement given, "Refrigerating food prevents the growth of all bacteria", is…

A: Microbes, also referred to as microorganisms, are invisible to the unaided eye. They can generally…

Q: One of the following matches indicatIng early microbial spoilage of pharmaceutical products is…

A: Microorganisms are tiny unicellular organisms that cannot be observed by unaided eyes. They may be…

Q: What appropriate method should be used in controlling microbial growth in each of the following? 1.…

A: The control of microbes and other biological agents from organic substances is called sterilization.…

Q: When testing antimicrobial compounds on lawns of plated bacteria, the strongest germicide could…

A: Bacteria are prokaryotic unicellular organisms that are omnipresent in the environment. There are…

Q: Flaming the mouth of the tube is important, because O gives a suitable environment for microbes. to…

A: What is Flaming the Mouth of the Test Tube? It is the process of passing the opening of a tube…

Q: H. pylori grows optimally in an acidic environment, such as the stomach, this organism is a/an…

A: Helicobacter pylori bacteria is a gram-negative, microaerophilic, spiral bacterium usually found in…

Q: 10 mL of a culture of Enterobacter at 104 cells/mL is introduced into 990 mL of the same broth at…

A: Growth curve of bacteria is the type of curve that tells us about the number of live cells of the…

Q: Catalase: 1. Explain the incubation conditions 2. Explain the reagents being added 3. Explain the…

A: Enzymes are biological catalysts essential for life. This experiment explores the fascinating world…