gebradshaw2005 gebradshaw2005

06-11-2018
Biology

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explain where and how diffusion occur in the circulatory and respiratory systems

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TaylorAsh TaylorAsh

06-11-2018

The respiratory system is a collection of organs involved in carrying out gas exchange in your body. Deep in the lungs, tiny sacs called alveoli take in oxygen from the atmosphere and release carbon dioxide.

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