Plasmodesma
- Plasmodesmata are narrow cytoplasm threads that pass through plant cell walls.
- They enable direct communication between adjacent plant cells.
- They are a key component of plant cellular connectivity.
Science
Xylem
- Xylem are tubes that transport water and substances through plants.
- They form from cells that undergo programmed cell death, leaving hollow tubes behind.
- The process thickens side walls and removes top and bottom walls of each cell.