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Biology 7 Online
OpenStudy (anonymous):

Which changing external condition triggers the salivary glands? lack of oxygen lack of water disease-causing agents change in temperature

OpenStudy (anonymous):

d?

OpenStudy (emmigrace222):

yea it either b or d

OpenStudy (anonymous):

Ill put d hah

OpenStudy (emmigrace222):

ok

OpenStudy (djedwin):

I think it's actually C

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