52. What is the difference
between the amphibian heart
and the reptile heart?

Gap-fill exercise

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The reptiles have and incomplete
circulation , three heart chambers
( atria and one ). The reptile
heart presents the beginning
a ventricular septation partially
separates a and left region the
chamber. With partial ventricular
septation mixture of arterial
venous blood in reptile heart is
than in amphibians.