Karl catches a football and runs down the field toward the end zone, attempting to score a touchdown. Neurologically, are taking prompts from Karl's brain and transmitting this information to his legs, commanding them to run.

Neurologically, motor neurons are taking prompts from Karl's brain and transmitting this information to his legs, commanding them to run

Explanation:

Motor neurons are recognized as one of the most important types of nerve cells because they have highly-specialized functions in the brain and the spinal cord.  These cells are fundamental for the movement of voluntary muscles and therefore play essential roles in walking, eating, speaking, breathing, etc.

affects the water bodies: excessive use of fertilizers causes eutrophication. the fertilizers which are used on plants affect the quality of land on which it is used, further causing erosion of soil. the fertilizers used on plants contain harmful chemical fumes which affect the environment.