The endocrine system or the skin (:
They come from the atmosphere, since plants use carbon dioxide to produce carbohydrates :)
Osmosis is the movement of a solvent across a semipermeable membrane toward a higher concentration of solute (lower concentration of solvent). ... When a cell is submerged in water, the water molecules pass through the cell membrane from an area of low solute concentration to high solute concentration.
Answer:
The answer is B
Explanation:
New species often form on new islands because they evolve to fill new niches
