Where Does Oxygenated and Deoxygenated Blood Mix in Fishes and Mammals

question 25

Multiple Choice

Where does oxygenated and deoxygenated blood mix in fishes and mammals?

• A)only the gills/lungs and non-cardiac tissues of fishes and mammals
• B)the heart,gills/lungs,and non-cardiac tissues of fishes and mammals
• C)only the heart of fishes and mammals
• D)only the heart and gills/lungs of fishes and mammals
• E)only the heart of mammals and nowhere in fishes

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