Fishes have___ chambered heart.
Fishes have two chambered heart.
How do fishes cope up with two chambered heart where oxygenated and deoxygenated blood mixes up unlike mammals which have four chambered heart for efficient flow of blood?
How do fishes cope up with two chambered heart where oxygenated and deoxygenated blood mix up unlike mammals which have four chambered heart for efficient flow of blood?
An animal having double circulation in a three-chambered heart is :(a) fish(b) snake(c) deer(d) sparrow
What could be the possible explanation for evolution of four-chambered heart in mammals as opposed to two-chambered heart in fishes?