Biology, asked by vikhyat04, 8 months ago

Why do humans need 4 chambers in their hearts? Is there a reason why we can't have only 2 or 3 chambers?

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Answered by ajay555k

Answer:

the four chambered heart has a distinct advantage over simpler structures: it allows us to send are dirty blood to the cleaners the lungs and are clean blood to the rest of the body without having to mix the two .That system is very efficient.

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Answered by Anonymous

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