nervous system. respiratory system. cardiovascular system. integumentary system.
I gave my students this multiple choice question: In plants, the xylem and phloem move water and nutrients through the plant for use and storage. In humans, an organ system with a similar function is the

Only one answer is correct among these 4 choices:
- nervous system.
- respiratory system.
- cardiovascular system.
- integumentary system.

Could you tell me which one is correct?

cardiovascular system.