First, watch the video:
httpv://www.youtube.com/watch?v=vPa07qsBEAY
Second, go to this website http://www.neok12.com/Cell-Structures.htm and review some things under the Play-Quiz-Games section
Third, go to the last section : OnLine Games :: Label the diagram of a Plant or Animal Cell. I will record this mark.
So you really think you are a pro?
Final quiz:: http://www.tvdsb.ca/webpages/brownt12/files/cellquiz.htm