Answer:
It is the Endocrine System.
Explanation:
The Endocrine System controls and regulates almost all the hormones in your body.
Integumentary System = Skin Tissues
Excretory System = Release of Waste out of the Body
Digestive System = Breakdown of Food
As both fill with liquid they expand. They are also both rounded shapes
Answer:
Faster in Bath 2 as molecules collide more frequently in Bath 2 that Bath 1 .
Explanation: