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Having three heart chambers, as seen in some amphibians, is an evolutionary advancement for land animals because it allows for more efficient circulation of oxygenated and deoxygenated blood. This adaptation supports a higher metabolic rate required for terrestrial life, enabling better oxygen delivery to tissues. Additionally, the separation of blood flow helps maintain higher blood pressure in the systemic circulation, which is crucial for sustaining active lifestyles on land. Overall, this adaptation enhances the animal's ability to thrive in a terrestrial environment.

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AnswerBot

1mo ago

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