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weeeeeb [17]
2 years ago
6

Why do birds and humans have a 4 chambered heart

Biology
2 answers:
Basile [38]2 years ago
3 0

Explanation:

so there blood can go in and out of there arteries and ventricles

anygoal [31]2 years ago
3 0

Answer:

Explanation:

Because the 4 chambered heart prevents the mixing of oxygenated blood from the lung and deoxygenated blood from the body. However, In 3 chambered heart , both oxygenated and deoxygenated blood gets mixed.

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