How does a vascular plants xylem differ from its phloem? a. the material that flows in the xylem is only water. b. only xylem transports carbohydrates. c. the materials in xylem flow in only one direction. d. only xylem is found in roots.

Many body systems work together for proper functioning of the body and to maintain internal homeostasis. the works to break down food eaten before exercising. the takes in the nutrients obtained from the food. the body sweats as a mechanism to cool off, because the is working to flush out toxins.