Biology, 19.07.2019 17:00, Itsyaaboij4663

Suggest a hypothesis why endotherms have independently evolved a 4-chambered heart if mixing of blood seems not to be a major issue. what else makes a 4-chambered heart preferable for sustaining the high metabolic oxygen demand of tissues in endotherms?

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Suggest a hypothesis why endotherms have independently evolved a 4-chambered heart if mixing of bloo...