All reptiles, with the exception of crocodiles, have which of the following heart structures?Multiple choice question.Two atria and one ventricleTwo atria and two ventriclesOne atrium and two ventriclesOne atrium and one ventricle

Four-chambered hearts, two atria and two ventricles, are found in all of these animals exceptMultiple choice question.crocodiles.mammals.amphibians.birds.

Which of the following structures is found between the right atrium and the right ventricle in a mammal?Multiple choice question.The SA nodeThe aortic valveThe bicuspid valveThe tricuspid valve

This group have a four chambered heart and are warm blooded enabling them to successfully adapt to most terrestrial environments1. Early fishes2. Urochordata3. Birds and mammals4. pharyngeal gill slits5. dorsal nerve cord6. postanal tail7. Cephalochordata8. Amphibians9. notochord10. Reptiles

Select all of the following that are reptiles.Multiple select question.caeciliansarmadillosalligators and crocodilessalamanderslizardsturtles and their relativessnakes

Select the answer with incorrect match.  Column-I Column-II Column-III(1) Fishes 2-chamberedheart An atrium anda ventricle(2) Amphibians 3-chamberedheart An atrium andtwo ventricles(3) Crocodiles 4-chamberedheart Two atria andtwo ventricles(4) Aves 4-chamberedheart Two atria andtwo ventricles1234