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The top documents tagged [oxygenrich blood separate]
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The Heart of the Matter Page 34. 13. Why is it important for your heart to keep oxygen-rich blood separate from oxygen-poor blood?
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S. MORRIS 2006. Main functions: 1.Transports gases (from the respiratory system), nutrient molecules and waste materials (from the digestive system) 2.Regulates
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The Circulatory System – The Heart Section 12.1
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The Heart of the Matter
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