Multiple choice

Which of the following statements is false regarding differential media?

  1. Differential media always use indicators for differentiating two organisms.

  2. Differential media exploit biochemical characteristics of a microorganism.

  3. Granada medium is differential for Staphylococcus aureus.

  4. Differential media are used for the detection of microorganisms and by molecular biologists to detect recombinant strains of bacteria.
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C Correct answer
Explanation

This is false. Granada medium is differential for Streptococcus agalactiae. They grow as distinctive red colonies in this medium.

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