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Open circulatory system is present in
Option: 1
Cnidarians
Option: 2
Helminthes
Option: 3
Arthropoda
Option: 4
All of these
Answers (1)
Circulatory system, Nervous System and Sense Organs in Arthropods -
- There is a tubular single-chambered heart that regulates the open circulatory system.
- The blood is pumped through arteries and reaches haemocoel where different organs are present.
- The scheme of blood flow can be shown as:
-
Arthropods have a tubular single-chambered heart that regulates the open circulatory system.
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