Question

write a few differences between single and double circulation​

Answer 1

single circulation blood flows once through the heart during one cycle of passage through the Body. occurs only in fishes.

double circulation blood flows twice thorough the heart during one cycle of passage through the body occurs in all other vertebrates other than fishes.

hope this will help you ☺️

Answer 2

Answer:

Differences between single and double circulation :-

Double Circulation:-

1. This Circulation occurs in all vertebras other then fishes.
2. Blood flow twice thought the body ...from the heart to the body then one passage from body to heart.
3. The blood is oxygenated and di - oxygenated or mixed.

Single circulation:-

1. Occurs only in fishes.
2. Blood flows only once from the heart ,one cycle of blood through the body.
3. Only venus blood passes through the heart.

Hope its helpfull