Answer:
Xylem cells have no cytoplasm or end walls, meaning they form a tube through which water can pass freely to allow water transport. Lignin strengthens the cell walls, helping to support the plant.
Answer:
Spinal cord injuries are responsible for people not being able to move their bodies below a certain point. What determines how much of the body they can still move is the level of the spinal cord injury.
Explanation:
The central nervous system cannot communicate with the brain due to the spinal cord injury.
Answer:
what?
Explanation:
i dint get it is there a joke or somthing
