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You are dissecting a "mystery animal" in biology lab and discover that it has a series of closed blood vessels, a pair of lungs, two atria, and a single ventricle. what animal are you dissecting?

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The animal would be "Frog" as it has a series of closed blood vessels, a pair of lungs, two atria, and a single ventricle

Hope this helps!
User Popeye
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I would say that the animal you are dissecting is a frog. The internal's of a frog contains a pair of lungs, two atria, and a single ventricle. Hope this answers the question. Have a nice day. Feel free to ask more questions.
User OrionMelt
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