Q 1. Bacterial culture media that has only specific required nutriens for the growth of bacteria is called ______________ media.

Q 2. Which letter represents the presence of lactose fermenting E. coli on the McConkey's agar plate shown below?

Q 3. Carbon, hydrogen, oxygen, nitrogen, phosphorus, and sulfur may be considered

Q 4. Hemolysis by bacteria can be confirmed on the plates with __________________.

Q 5. While you are doing experiments in the microbiology laboratory what are the general sources of contamination?

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