a) what is a single circulatory system b) Name an organism which has single circulatory system c) Name the opening to the chamber of the heart of an insect

      

a) what is a single circulatory system
b) Name an organism which has single circulatory system
c) Name the opening to the chamber of the heart of an insect

  

Answers


John
a) Single circulatory system is a system in which blood passes only once through the heart to complete its circuit in the body.

b) Fish, earthworm

c) Ostium
johnmulu answered the question on May 3, 2017 at 07:38


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