Yes. They are aquatic animals.
Tge system that coirdinate and send message to the body is the nervous system
Endocrine and circulatory (C) Endocrine system consists of glands and the hormones they secrete whist the circulatory system is the blood or as I like to call the “transport system” of the body.
The answer would be A. the arrangement of DnA
Answer:
They produce carbon dioxide.
Explanation:
