Question

1. Differentiate Single & double circulation:​

Answer 1

Answer:

The key difference between single and double circulation is that in single circulation, blood travels once through the heart during a complete cycle, while in double circulation, blood flows twice through the heart during a complete cycle.

Answer 2

$\huge\mathcal{\fcolorbox{aqua}{azure}{{Single Circulation}}}$ -

• Blood flows only once through the heart during one cycle of passage through the body

• Occurs only in fishes

$\huge\mathcal{\fcolorbox{aqua}{azure}{{Double Circulation}}}$ -

• Blood flows twice through the heart during one cycle of passage through the body.

• Occurs in all other vertebrates other than fishes.