Answer:
Water volume remains the same.
Explanation:
Ice formation is a phase change from liquid to solid. The ice is less dense so its volume gets larger. Warm it up, melt the ice and it will return to the same volume it had as a liquid.
Answer:
Vesicles help the cell remove wastes
Carbon makes four electrons available to form covalent chemical bonds, allowing carbon atoms to form multiple stable bonds with other small atoms, including hydrogen, oxygen, and nitrogen. This allows carbon atoms to form a tremendous variety of very large and complex molecules.