Chapter 21: Plant Structure and Function

Movement of Water Through Plants

Animation depicting how water moves through plant structures, with changeable parameters

(Main Idea: Water and dissolved minerals move through xylem.)

Tree Rings

Video describing research in which tree rings are used as a record of the past

(Main Idea: Stems support plants, transport materials, and provide storage.)


Interactive tutorial describing leaf characteristics and structures

(Main Idea: Most leaves share some similar characteristics.)