A culture medium contains 1mM NaCl, 1mM of each essential amino acid, and 5g/L honey. Is the medium defined or undefined? How do you know?
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A culture medium contains 1mM NaCl, 1mM of each essential amino acid, and 5g/L honey. Is the medium defined or undefined? How do you know?
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- describe each dosage form and enumerate and describe each kind. EMULSIONS-3 KINDS SOLUTIONS-3 KINDSInstead of Molisch's test, what specific test can be used to detect the presence of pentose sugar? Write the procedureA culture medium is comprised of the following components: 0.5% peptone, 0.3% meat extract, 1.5% agar, and distilled water. If you are asked to prepare 765 mL of culture media, how much meat extract would you need?
- What does translucent spot mean with regards to lipid? Identify the control for this test. 1. Oil 2. Cheese 3. Water 4. CheeseIf you have a culture with 1 x 106 cells per ml, how could you use serial dilutions to obtain a suspension with 5 x 102 cells per ml? Show your answer using a serial dilution scheme or diagramPlease refer to the figure of an agarose gel below to answer the questions. Why is it meant by the series of bands observed in lane 3?
- The following ingredient list represents which type of growth media? Beef extract 1.5 g Yeast extract 3.0 g Peptone 6.0 g Glucose 1.0 g Agar 15.0 g water 1000 ml pH 6.6You treat cells briefly with radioactively labeled cysteine and then transfer them to a medium with unlabeled cysteine. Where would you expect to detect radioactivity immediately after the transfer to the unlabeled medium? Where would you expect to detect it an hour later?If a broth culture of bacteria, initially containing 37,000 bacteria/ml, were diluted to a 1:1,000 dilution, how many bacteria/ml of the diluted broth would be present on average? Show your solutions