These charts for Biology 20 Chapter 9 "The Excretory System", summarizes the processes and structures of the kidneys, their structures, and the function of the excretory system in maintaining the body.    These charts are made for the McGraw-Hill Ryerson Inquiry Into Biology Textbook, or the Nelson Biology 20-30 textbook, or the Pearson/Nelson Science 20 textbook.  This chart is a great addition to any high school student's portfolio, or to any teacher's curriculum, and is great for diploma exam prep.
 
What's Included:
2 x Biology 20 Chapter 9 Charts (PDF Download)