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| See how small these germs really are; look at this ordinary head of a pin as seen through a microscope in these pictures. When we look close enough with the microscope, we can see how many germs are hiding on just one place on the head of this pin. Now, just think about how many could be on the surface of your hands!! | ||
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Photo micrographs
of germs |
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| Sample question | ||
| Germs are so small that they can only be seen through a microscope. a) True b) False |
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| Go on to the next lesson | ||