Q: What is different between Benedict test that use for qualitative determination and quantitative…
A: Glucose is the monosaccharide carbohydrate that has a free carbonyl group i.e. aldehyde which makes…
Q: What would be the expected out come of a triple sugar iron test If the bacteria is a pathogenic…
A: TRIPLE SUGAR IRON TEST 1.The Triple Sugar Iron test is a microbiological test having ability to test…
Q: Between Enterobacter aerogenes and Enterobacter cloacae, which are positive or negative for methyl…
A: methyl red and Voges Proskauer tests both are biochemical tests for identifying bacteria in…
Q: How do the methyl-red and Voges-Proskauer tests differentiate between certain members of the…
A: Methyl-red and Voges-Proskauer tests are used to differentiate between certain members of the…
Q: Before using the EnteroPluri-Test System, what test must be performed to confirm the identity of…
A: Bacteria are single-celled microscopic organisms that thrive in diverse environments. Bacteria…
Q: Test Metabolic process indicated by a positive test. Citrate Indole Catalase Urease Methyl Red/…
A: Citrate test- are used to detect the use of citrate by an organism. Indole- it differentiates the…
Q: Is it possible for nonprotein compounds to test positive for the xanthoproteic test? What are these…
A: Proteins are made up of number of amino acids. Amino acids are organic compounds with two functional…
Q: Why is hydrolysis of sucrose also known as specific sucrose test?
A: Hydrolysis is a chemical reaction where a molecule of water ruptures one or more chemical bonds. The…
Q: How is a protein free alkaloidal extract obtained for subsequent testing
A: Alkaloids are the class of naturally occurring compounds that are basic in nature. Alkaloids contain…
Q: What would be the expected out come of a phenol red test If the bacteria is a pathogenic intestinal…
A: Phenol Red Broth is a general-purpose differential test medium typically used to differentiate…
Q: What is the logic behind testing for E. coli to detect fecalcontamination of water?
A: Bacteria are unicellular prokaryotic organism that maintains a definite shape since it contains the…
Q: What would be the expected out come of a Nitrate reduction test If the bacteria is a pathogenic…
A: Nitrate Reduction Test is used to determine the ability of an organism to reduce nitrate (NO3) to…
Q: What is the difference between Benedict and Barfoid's test?
A: Both Barfoeds and Benedict’s solution are made from same ingredients. But their capabilities are…
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: What is the purpose of chewing gum in the Snyder Test procedure outlined?
A: Dental caries is the disease of teeth in which microbes demineralize the teeth leading to a cavity.…
Q: What is the purpose of the Durham tube in the glucose fermentation test
A: It tests the ability of an organism to ferment glucose sugar as well as its ability to convert…
Q: Why are nitrates added to cured meats?
A: Nitrates can be defined as the set of compounds that are indulged in nitrogen and oxygen molecules.…
Q: Between Proteus mirabilis and Proteus vulgaris which are positive or negative for ornithine…
A: ornithine decarboxylase test is a special kind of biochemical test that helps to determine whether…
Q: How do you identify Enterobacter aerogenes for the Urea test?
A: Enterobacter aerogenes are gram negative;motile;rod shaped bacteria which are responsible for…
Q: what does it mean when bubbles shows during a catalase test
A: Bacteria are a group of prokaryotic microscopic single celled organisms. They live in diverse…
Q: For which of the five hydrolysis tests (starch, casein, triglycerides, tryptophan, and urea) would a…
A: Propionibacterium acnes is a Gram-positive, rod-shaped bacterium. It is an aerotolerant anaerobic…
Q: What is Zeta Sedimentation Ratio?
A: As per our answering policy, we can only answer one question at a time. Please post the other…
Q: In the differential absorption heterophile test, what findings are diagnostic of IM?
A: Infectious mononucleosis is a very common disease in adults with symptoms such as malaise,…
Q: Is bile esculin test a efficient test for unknown intestinal bacteria?
A: In the intestine, only those bacteria that are not killed by the bile survive. The normal bacteria…
Q: does ribose-5-phosphate pass fehlings test?
A: Fehling's test is one of the sensitive test for detection of reducing sugars. Fehling's solution is…
Q: can the phenol red test also be used to determine if a certain bacterium can metabolze various…
A: Differential media is a type of growth media used in the labs to grow and differentiate or…
Q: the ketoacidosis is observed in patient who had NIDDM?
A: NIDDM stands for Non-Insulin Dependent Diabetes. It is one of the very common types of diabetes…
Q: Is tripple sugar iron test a efficient test for unknown intestinal bacteria?
A: Triple sugar iron agar is a differential medium that contains lactose, sucrose, a small amount of…
Q: What is the result of Staphylococcus epidermidis in the TSI agar test?
A: Bacteria are microorganism that most commonly occur in the soil, air, water and in adverse…
Q: If the five-digit code that is tabulated cannot be found in the EnteroPluri-Test Codebook, what that…
A: Prokaryotes are the primitive organisms that were the first to develop and harness life on Earth.…
Q: What would be the expected out come of bile esculin test If the bacteria is a pathogenic intestinal…
A: Bile-esculin test is widely used to differentiate Enterococci and Non-enterococcus group D…
Q: How smith's test gives a green ring result in urine as a presence of bile salts? What is the…
A: Smith's test is to check the bile pigment.
Q: This test will differentiate between aromatic amino acids with an acitivated ring from other amino…
A: We'll answer the first question since the exact one wasn't specified.please submit a new question…
Q: In a Triple Sugar Iron test, what are the results and (what should they look like) for the bacteria:…
A: triple sugar ion test or TSI is a confirmatory as well as a differentiative biochemical test which…
Q: What is the importance of Acrolein Test? What component in fats and oil will respond to the test?
A: The Acrolein testing is performed on a 'dehydration reaction' in which the water molecules are…
Q: Which test is used to differentiate between fermentative and oxidative metabolism? Describe the…
A: before we can go for the specific test required, let's first understand the difference between…
Q: Why are amino acids solid at room temperature?
A: Since you have posted multiple questions, we solve the first question for you. To get the remaining…
Q: Would lactose + lactase be positive or negative for the Iodine test?
A: Lactose is a disaccharide that is commonly found in milk. Lactose is also known as milk sugar.…
Q: Do the results from a confirmed coliform test represent total or faecal coliform and why?
A: Fecal coliform bacteria may occur in ambient water as a result of the overflow of domestic sewage or…
Q: What are the specific lactic acid–producing bacteria (LAB) found in yogurt?
A: Lactic acid bacteria (LAB) are a group of non respiring, rod shaped or spherical shaped, non spore…
Q: What kinds of organisms may be plentiful in a milk sample, yet give a negative reductase test?
A: Methylene blue reduction test is based on the principle of oxygen reduction by increased microbial…
Q: If testing had come back as oxidase negative, urease positive and growth on MacConkey agar, what…
A: MacConkey agar is a selective and differential culture medium used for the isolation and…
Q: please explain Bacillus cereus and its shape, arrangemnet, why indole test, starch hydrolysis test,…
A: The infection caused by B. cereus is usually self-limiting and does not require treatment. The…
Q: Before using the API® 20E System, what test must be performed to confirm the identity of your…
A: Bacteria are of two classes gram-negative and gram-positive bacteria. They are classified on the…
Q: In the tripple sugar fermentation test, why is the triple sugar iron agar called a multi-test…
A: The process of chemical breakdown of complex substances into simple ones in the absence of oxygen…
Q: How to explain that milk protein casein curdles (precipitates) during boiling if the milk is sour?
A: Casein is precipitated by simply adjusting the pH of the milk to be sufficiently acidic that the…
Q: Between Bacillus megaterium, Bacillus sphaericus, and Bacillus subtilis which are positve and which…
A: oxidase test in microbiology is the best that is used for the determination of an organism that…
Q: Why glucose (monosaccharide) and maltose (disaccharide) give positive Benedict test
A: The Benedict’s reagent is composed of copper sulfate, sodium citrate, sodium carbonate and distilled…
What effect does the H2O2 have on bacteia in the catalase test?
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Solved in 2 steps
- can the phenol red test also be used to determine if a certain bacterium can metabolze various carbohydrates?Between Enterobacter aerogenes and Enterobacter cloacae, which are positive or negative for phenylalanine deaminase and ornithine decarboxylase test results?What is the principle involved in the Acrolein test? What is its purpose?
- does ribose-5-phosphate pass fehlings test? If not wy does it give a negative result?What would be the expected out come of a starch test If the bacteria is a pathogenic intestinal bacteria?Why does the oxidase test must be performed from blood agar or another medium without a fermentable sugar as MacConkey agar?
- What is the importance of Acrolein Test? What component in fatsand oil will respond to the test?Between Enterobacter aerogenes and Enterobacter cloacae, which are positive or negative for methyl red and Voges Proskauer test results?What is the advantage in using LSTB in the presumptive test for the presence of coliforms?