1. What type of medium is MSA? What ingredients are responsible for this medium? What would be...

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Biology

1.What type of medium is MSA? What ingredients are responsible forthis medium? What would be the result of removing NaCl from theMSA?
2. Give 2 species of a gram pos genus that can be separatedusing MSA medium and explain how to differentiate between the twospecies.
3. Is MSA complex or defined? Why?
4. What purpose does Tryptic Soy Agar serve? In what way doesit increase validity of the test results?
5. What is a coliform? Give 2 examples of species.
6. Is it possible for gram pos organisms to grow on MC agar?Explain.

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1 What type of medium is MSA What ingredients are responsible for this medium What would be the result of removing NaCl from the MSA Answer MSA Mannitol Salt Agar is a differential and selective medium Ingredients DMannitol sugar 1 major ingredient Sodium Chloride 75 Phenol Red Indicator Agarsolidifying agent Caseins and animal tissuess enzymatic digest as a source of nitrogen vitamin and carbon Beef Extract as a source of nitrogen vitamin and carbon MSA is used for the selective isolation and differentiation of See Answer

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