Question

3. Description of which organelle betul "Creates a physical barrier ;

Regulates the flow of materials into and out of the cell. Recognizes
chemical signals; Creates structure"
A. vacuoles
B. prokaryotic cells
C. cell membrane

Answer 1

The cell membrane performs those functions. It is the outer layer of a cell and it creates a barrier, regulates material entry and exit, uses chemical signals, and creates structure.