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Halloween Microbes

Boo! Scare up some fun with these spooky GIANTmicrobes favorites. Whether you're decorating your house or dressing up your costume, GIANTmicrobes will make your Halloween biologically hilarious!

Welcome to our Halloween Caption Contest. Put your creativity to the test by writing a caption for our 2 scenes. Each winner will receive a $50 GIANTmicrobes shopping spree! Click here to enter the GIANTmicrobes Halloween Caption Contest!
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