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Pre-Algebra 14 Online
OpenStudy (anonymous):

:|

OpenStudy (batman*):

whats the question?

OpenStudy (anonymous):

Which statement best describes one way that both plants and animals fight pathogens? A. Both have an antigen–antibody response. B. Both have a protective outer layer. C. Both produce lymphocytes. D. Both have a lymphatic system.

OpenStudy (batman*):

Try posting that in the biology subject. This is the math subject. :) thanks! :)

OpenStudy (anonymous):

wwops

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