Cytoplasm forms the outer boundary of a cell and controls material moving in and out of the cell.
A
Cytoplasm
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
Cell Membrane
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
Open in App
Solution
The correct option is B
Cell Membrane
The cell membrane or the plasma membrane defines the boundary of a cell. It is selectively permeable as it allows only selected substances to pass through it. It regulates the moving in and out of substances to and from a cell.