Distinguish between open and closed circulation? – InterviewSolution

1.

Distinguish between open and closed circulation?

Answer»

Open circulation	Closed circulation
1. Open circulation, haemolymph is pumped by the heart which flows through blood vessels into the haemocoel.	1.In closed circulation, blood is pumped by the heart and flows through blood vessels
2. It is seen in arthropods and most molluscs.	2. It is seen in annelids, cephalopods and vertebrates

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