what benefit do birds and mammals enjoy in having four chambered heart
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1
Answer:
due to 4 chamber blood doesn't mix(oxygeneted and deoxygeneted )
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0
Answer: .................?
Explanation:
- Mammals and birds have the most efficient heart with 4 chambers that completely separate the oxygenated and deoxygenated blood
- It pumps only oxygenated blood through the body and deoxygenated blood to the lungs.
- They also constantly use energy to maintain their body temperature.
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