
These are the possible results from the inoculation of TSI slants. Which result is NOT matched...
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Experiment 2: TSI The triple sugar iron agar (TSI) can identify gram negative bacteria based on how they metabolize carbohydrates. It contains three carbohydrates-glucose, lactose and sucrose, in addition to sodium thiosulfate which some bacteria use in the production of hydrogen sulfide (H2S). It also contains iron in the ferrous form and phenol red as a pH indicator. TSI is poured into a tube when heated to a liquid form, and the tube is slanted as...
Format 192.168.12 Tools Table Window Help o 5 0 Home Insert Draw Design Layout Times New R. 12 . A- A B TUXX google.cc Oxidation and Reduction Enzymes References Mailings Review View A A A TEE . . . .A .A . NYCD Paste A. . + . . Some media are designed to give multiple test results. Examples include: 1. K ler's Iron agar slant which determines Glucose and Lactose fermentations and production of Hydrogen sulfide 2. SIM which...
Eswrs Collece 15. The activity of the enzyme phenylalanine deaminase can be detected by using the follwing ragent A. 3% Hydrogen Peroxide B. 10% alpha Naphtol C. Nitrate reagents A and B D. Kovac's reagent E. None of the above Questions 16 through 20 refers to the cass Case Study: A fecal sample from a patient with diarrhea gave the following results: 16. Isolate produced colorless colonies after incubation on MacConkey agar. This resat means thar the siolated organism is...
Q.8. . Tributyrin is a A) Amino acid B) A starch C) A triglyceride D) None are correct O. 9. . What color is a positive urease test ? A) yellow B) Bright pink D) green e bacterial exoenzymes are not correctly mached with their fiunction to degrade macromolecules? A) Amylase starch B) Cellulase cellulose C) Tryptophanase - tryptophan D) Lipase -casein Q.11. . Kligler's Iron agar media A) Is a multiple test medium B) It detects fermentation of glucose...
find the unknown bacteria based on this results?
List of possible Bacteria • Selective Unknown Bacteria # 4. and Differential Media results for 4 Test MSA PEA Gram (+) to Bacillus cereus (bacillus) do 2. Bacillus mepeterum (becillus) 3. bacillus subtilis (bacillus) Blood 1-Starch Results Interpretation Presumptive ID red frowth Orpinism does not ferment manitol. Nonpathogenic No reochrom (-) good growth oganism is not inhibitelje gram Phenylethyl alcohol complete olipeskon 14 red blood cells on o nomeync activity B hemolytic...
Microbiology
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Salmonella is associated with the handling of contaminated beef True False Escherichia coli is a red-pigmented organism. True O False The results of the MR-VP test can be directly read from the test without the addition of any other chemicals. True False Which medium contains a pH indicator to show pH change caused by fermentation? Glucose Broth Lactose Broth SIM Lactose and...
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Question 1 1 pts TRUE or FALSE: When we are working with our metabolic unknown samples, we should prepare a new TSA slant each day. True False Question 2 2 pts Which of the following is NOT a possible result of a test in which your unknown bacteria were introduced into a tube of phenol red lactose broth? Fermentation of lactose producing...
1. Someone new is preparing media for lab and adds buffers to the EMB agar that raise the pH to 7.8. The starting pH of EMB plates should be 6.9 – 7.3. No one is aware of the change. The EMB plates are inoculated for identification of unknown bacteria. After the appropriate incubation time, the results are interpreted. A. Discuss the consequences of the change in starting pH to the interpretation of the results. (The answer is not that no...