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What type or types of blood flow through the heart? oxygenated deoxygenated both A and B none of the above

Solid waste and methane are excreted by the _____ system while carbon dioxide is excreted by the _____ and respiratory systems. excretory; circulatory digestive; circulatory circulatory; excretory

User Marjani
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Both oxygenated and deoxygenated blood flow through the heart.
excretory, circulatory
User ZorbaTHut
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