Cell surface membrane allows oxygen molecules to diffuse into the cell.
If you're talking about Red Blood Cell , then haemoglobin will bind to the oxygen molecule forming oxyhaemoglobin.
3. Producers are always plants and consumers are always animals. Producers also make there own food, and consumers hunt and eat theirs
Diffusion<span> is a spontaneous movement of particles from an area of high concentration to an area of low concentration. ... </span>Osmosis<span> is the spontaneous net movement of water across a semipermeable membrane from a region of low solute concentration to a more concentrated solution, up a concentration gradient.
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