Ask your own question, for FREE!
Biology 14 Online
OpenStudy (anonymous):

Which represents a system that is almost completely closed? a glass bottle, a small island, a metal file cabinet, or an insulated thermos???

OpenStudy (anonymous):

Welcome to OpenStudy @Axton !

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!