pptx, 600.86 KB
pptx, 600.86 KB
doc, 36.5 KB
doc, 36.5 KB
ppt, 1.35 MB
ppt, 1.35 MB
Immunity lesson focusing on vaccinations.
Creative Commons "Attribution"

Reviews

4

Something went wrong, please try again later.

jamescollett

5 years ago
4

Useful -- thanks! (although it does make out that all viruses have RNA as their genetic material at one point)

georgina_merrick

7 years ago
4

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