Sperm Cell - carries the male genetic material to the egg. Structure Function Nerve cells ( In Animals) - to carry electrical signals around the body as quickly as possible Structure Function Muscle Cells (In Animals) - specialized for quick contraction Structure Function Root Hair Cell (Plants) - Are on the surface of the roots of the plant, they absorb water and minerals. Structure Function Xylem and Phloem - transport substances (such as food and water) around the plant Structure Function