The Answer IS AEROBIC RESPIRARTION because it’s The breakdown of food to create energy in the presence of oxygen.
The answer is; endocytosis
This is a form of active transport that enable cells to import large particles that cannot pass across the membrane. It is a bulk transport system. The opposite of endocytosis s exocytosis where the cell expels large particles to the outside of the cell.
They swam faster and learned to hide