Viruses

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    How do viruses work?

What are viruses? Are they alive? 

   How small are viruses? Why washing or sanitizing your hands with 70% alcohol may help to stop  infections?









Download a short lesson about viruses, including a PowerPoint presentation and the videos

https://drive.google.com/drive/folders/1vmyP0Ushuxl8musuBwZFiC4SKRoEnc5J?usp=sharing

                              


See the original videos on YouTube

https://www.youtube.com/watch?v=-Wy5T6PcNkQ

https://www.youtube.com/watch?v=7KXHwhTghWI

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