Biology, asked by Maksud86841, 7 months ago

How the double circulation occur in fish?

Answers

Answered by rakshuraj2007
4

Answer:

In fish, the heart only has one atrium and one ventricle. The oxygen-depleted blood that returns from the body enters the atrium, and then the ventricle, and is then pumped out  to the gills where the blood is oxygenated, and then it continues through the rest of the body.

Explanation:

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