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Chemistry, 05.04.2020 21:26 caseypearson377

3. Humans and microbes have "complex relationships.
What information in the article best supports this statement?
A. Scientists call bacteria that are harmless to humans "commensal."
B. Antibacterial hand sanitizers can wipe out all bacteria on a patch of skin.
C. Microbes are the oldest form of life on Earth, having first appeared over 3.5 billion years ago.
D. Some microbes benefit humans, while other microbes harm humans.

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3. Humans and microbes have "complex relationships.
What information in the article best suppor...
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