Multiple choice

Microbiologists use the term growth to refer to

  1. a cell that is getting bigger

  2. an increase in the number of microbes

  3. metabolism of nutrients

  4. colony of cells

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

In microbiology, growth refers to the increase in the number of cells in a population, rather than the increase in size of an individual cell. This is typically measured by colony counts or optical density.

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