It's responsible for motor control and balance and coordination of body and muscles.
Answer:
Arthropods have a tough, non-living outer shell called exoskeleton, which protect their soft bodies while echinoderms have living endoskeletons, which develops within the deeper skin or body tissues and act as their protective covering.Explanation:
I think its a Photosynthesis
B the lower the volume of water in take the lower the volume of urine produced