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United States Department of Agriculture

Agricultural Research Service

Related Topics

Microbiologist Katherine O•Rourke A microbiologist is someone who studies living things—and parts of living things—that are so small that you usually need a microscope to look at them. Sometimes a microbiologist studies these very small life forms by looking at how big groups of them change and grow.

Stories about this kind of research:
A Tale of Tails
Hold The Chemicals, Pass The Mold
What's Good About Sewer Bacteria?

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Last Modified: 8/12/2016
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