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20 THINGS YOU DIDNT KNOW ABOUT BACTERIA
- In five hours a single cell could theoretically give rise to more than 1 billion ... When you pop a pill to kill off a bad bug, you kill some of the good guys, too. ...
In five hours a single cell could theoretically give rise to more than 1 billion ... When you pop a pill to kill off a bad bug, you kill some of the good guys, too. ...
| PowerPoint PPT presentation | free to view
10 Inventions You Didn’t Know Were Australian
- Top 10 Inventions You Didn't Know Were Australian - Australian scientists, researchers, revolutionize the world with their inventions.
Top 10 Inventions You Didn't Know Were Australian - Australian scientists, researchers, revolutionize the world with their inventions.
| PowerPoint PPT presentation | free to download
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