Answer:
Skin serves as a protective barrier, a way to sense the world, and a layer that keeps nutrients and water inside the body.
Explanation:
If not my mistaken this would be the answer
The cell will change the concentration of water within the cell to match the concentration of water outside the cell.
I believe the mineral he found was mica.
Bird droppings that contain seeds from a different location" is the correct answer. Sometimes when seeds from different areas are ingested, the genetic material is passed on.
