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Search Results for: three-chambered heart
Three-chambered heart
Three-chambered heart congenital abnormality in which there may be a single atrium with two ventricles or a single ventricle... Read More
Placentalia
Definition noun (taxonomy) A subdivision of the class Mammalia characterized primarily by their fetus being carried in the... Read More
Monotremata
Definition noun (taxonomy) A subdivision of the class Mammalia comprised of mammals laying eggs rather than giving birth to... Read More