Answer:
c. cell membrane
Explanation:
Cell membrane -
It is the separation between the interior parts of the cell from the outside area , it acts as a protective layer from the cell .
Cell membrane is also called plasma membrane or lipid bilayer.
This membrane is semi - permeable in nature , i.e. , allows only certain substance to pass through them.
Hence, from the given information of the question , the correct term is cell membrane.
