MCQ
Cells and their surrounding cell membrane are usually very small because:
- AThe phospholipid bilayer of the plasma membrane cannot maintain integrity keeping the size of the cell small.
- BThe concentration of enzymes in small cells is greater than in large cells.
- CThe exchange of materials is less efficient than in large cells.
- ✓It has a larger surface area to volume ratio compared to larger cells and therefore, provides a more efficient exchange of nutrients and waste products.