Question

write two advantages of three chamber heart
please it's an urgent ​

Answer 1

Answer:

(a) There is clear cut division of labour among different chambers. Atria receive blood and ventricles pump the blood. (b) There is complete segregation of oxygenated and deoxygenated blood in the heart.

Answer 2

it has been discovered that some snake and lizard species have three-chamber hearts that can act as four-chamber hearts during contraction. The reptilian heart has a partial septum between the ventricles. This allows better separation of oxygenated and deoxygenated blood.