why do mammals have 4 chamber heart
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Mammals have 4 chamber heart that completely separate the oxygenated nd deoxygeneted blood it pumps oxygenated blood through the body nd deoxygenated blood only to the lungs
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Mammals have 4 chamber heart that completely separate the oxygenated nd deoxygeneted blood it pumps oxygenated blood through the body nd deoxygenated blood only to the lungs
THANK U ☺☺
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The blood is pumped by a heart with three chambers , two atria and a single ventricle. Mammals and birds have a heart with four Chambers that completely separate the oxygenated and deoxygenated blood , it pumps oxygenated blood through the body and the deoxygenated bood only to the lungs .
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