in a 4 chambered heart no mixing of oxygenated and deoxygenated blood takes place? name two groups of animal in the body of which mixed blood is flows?
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7
Explanation:
Amphibians have a three-chambered heart with two atria and one ventricle. The advantage of a four chambered heart is that there is no mixture of the oxygenated and deoxygenated blood.
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1
Answer:
Amphibians and reptiles show little amount of mixing of blood during the circulation.
Explanation:
Amphibians have a three-chambered heart with two atria and one ventricle. The advantage of a four chambered heart is that there is no mixture of the oxygenated and deoxygenated blood.
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