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Methods in Microbiology, Enzymes, and Plant Biology
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Multiple Choice
Which among the following mediums are selective for Gram-negative bacteria?
a. Hektoen enteric agar
b. MacConkey agar
c. Mannitol salt agar
d. Yeast Malt Agar
- 1 and 2
- 1 and 4
- 2 and 3
- 2 and 4
- 3 and 4