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Physics 11 Online
OpenStudy (anonymous):

Warts are local growths on the skin that are caused by a virus. a fungus. a bacterium. a yeast.

OpenStudy (anonymous):

a.

pooja195 (pooja195):

@abkhan http://openstudy.com/code-of-conduct

pooja195 (pooja195):

They're caused by a virus (oddly enough, a strain of HPV) and generally clear up on their own, but sometimes need treatment.

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