Red blood cells have cell membranes that allow water, oxygen, carbon dioxide and glucose to pass through. All other materials are blocked from entering. This makes the membrane A. perforated. B. semi-permeable. C. non-conductive. D. permeable

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Asked 2/14/2012 8:55:11 AM

Updated 9/15/2014 6:24:47 PM

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User: Red blood cells have cell membranes that allow water, oxygen, carbon dioxide and glucose to pass through. All other materials are blocked from entering. This makes the membrane A. perforated. B. semi-permeable. C. non-conductive. D. permeable

Weegy: B. semi-permeable.
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User: Capillaries belong to which body system? A. skeletal B. nervous C. digestive D. circulatory

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Asked 2/14/2012 8:55:11 AM

Updated 9/15/2014 6:24:47 PM

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emdjay23

Red blood cells have cell membranes that allow water, oxygen, carbon dioxide and glucose to pass through. All other materials are blocked from entering. This makes the membrane: SEMI-PERMEABLE.

Added 9/15/2014 6:24:43 PM

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