Posted by: blausteinhhs | September 5, 2013

Could Humans Live Without Bacteria?

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“The idea that trillions of bacteria are swarming over your skin and through your body is enough to give anyone the creepy crawlies….”

Read the article (Could Humans Live Without Bacteria?) by clicking the following link: live science.com

Answer the following questions in FULL sentences after reading the article:

1. Name 2 elements necessary for human life.

2. Name one major role of bacteria in both the soil and the ocean.

3. What role does bacteria play in creating amino acids and nucleic acids, which are the building blocks of DNA?

4. Name and Explain three ways bacteria can be helpful.

5. Explain how “good” bacterial can become harmful.

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