What feature of a cell can substantially increase a cell's surface area available for diffusion without changing the internal volume?

Question

Quizplus · Accepted Answer

The presence of long thin projections of the cell membrane, such as microvilli, can substantially increase a cell's surface area available for diffusion without significantly changing the internal volume. These structures extend the surface area, facilitating more efficient absorption and secretion processes.

What Feature of a Cell Can Substantially Increase a Cell's