Question

why do root hair need to be replaced daily?​

Answer 1

When a new root hair cell grows, it excretes a poison so that the other cells in close proximity to it are unable to grow one of these hairs. This ensures equal and efficient distribution of the actual hairs on these cells.

Answer 2

Answer:

When a new root hair cell grows it exerts a poison so that the other cell in close proximity to it are unable to grow one of these hairs..this ensures equal and efficient distribution of the actual hairs on these cells..