Which examples exhibit the basic life process of growth? 1. muscle contraction 2. digestion of proteins 3. lifting weights and gaining muscle mass 4. mineral deposits accumulating between bone cells to cause a bone to lengthen

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?