Quiz Active fred 2 3 5 6 7 8 10 Which of the following is not a solution to clean up marine debris? A) Partnerships B) United Nations Environmental Programme efforts C) Introducing microorganisms to feed on the debris D) Reduce, reuse, recycle

Ivan is looking at a cross section of a stem taken from a vascular plant. he sees two different types of vascular tissue: the xylem, which is closer to the center of the stem, and the phloem, located around the xylem, closer to the outside of the stem. how do these two structures work together in a living plant?