What does MPN stand for? Why do you think dilutions are needed to use in the MPN test? -How do you know if a tube is positive or negative? Is it guaranteed that they have coliforms in the positive tubes
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Q1) What does MPN stand for? Why do you think dilutions are needed to use in the MPN test?
-How do you know if a tube is positive or negative? Is it guaranteed that they have coliforms in the positive tubes?
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- 1. You are asked to make 150 ml of 2% agarose using a well-known buffer. How many grams will be used? a) 0.03 g b) 0.3 g c) 3 g d) 30 g 2. Place the following reactants in their proper order for the indirect ELISA test 1 = enzyme-linked antibody 2 = known antigen 3 = patient serum 4 = substrateWhat is the purpose of an agglutination reaction test?1.) Why is boiling water not a recommended sterilization method? 2.) List examples of transfusion-transmitted infections. How are these infections prevented?
- 7 mL of a 1:50 dilution is needed to run a specific serological test. How much serum and how much diluent are needed to make this dilution? A 1:5 dilution of patient serum is necessary to run a serological test. There is 0.2 mL of serum that can be used. What amount of diluent is necessary to make this dilution using all of the serum?Which test require a straight line inoculation? Choose all that apply. A) Bile esculinase B) NaCl C) DNA hydrolysis D) HemolysinMatch the confirmation test to the category of bacteria. (each category can be used multiple times) Categories: -Gram Positive - Gram Negative Tests: Match with category A. Citrate test is category.... B. Indole test is category... C. Raffinose test is category... D. Catalase test is category....
- Please answer the following question?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?please answer the following
- Answer the following questions based on Kirby Bauer / MacFarland standards 1-0.5 McFarland standard solution is ideally used for inoculation of plated for Kirby Bauer test. a)True b)False Principle of Kirby Bauer test is the diffusion of antibiotic agents in to Agar based media. a) True b) FalseAnswer the ff:Answer the below question about Blood smears. 1)What is this test? 2)How is it carried out/what are the key aspects of the technique needed for accuracy? 3)What can it tell us? 4)What are the sources of error that could impact your data and interpretation?