Question

Which organelle forms the surface of a cell separating its content from the outside world?

Answer 1

Answer:

Cell membrane is the organelle forms the surface of a cell separating its content from the outside world.

Explanation:

• It is outer most layer of cell which is a barrier for molecules and ions freely floating outside to enter the cell.

• It is usually made up of lipid bilayer with some proteins embedded in it.
• The lipid layer made it hydrophobic which repels water content from both sides.
• Water content (cytoplasm ) of cell remains in cell due to cell membrane.

Answer 2

cell membrane forms the surface of a cell to protect it from the outside world.