Answer: A. They pick up signals and send them to the cell body.
Explanation:
The answer for this question is b
Answer:
D) an open watershed.
Explanation:
A watershed is defined as an area of land where all the surface water drains into the same place, whether it's a creek, a stream, a river or an ocean. ... An open watershed eventually drains into the ocean, whereas water in a closed watershed can escape only by evaporating or seeping into the earth.
It controls all the activities of the cell