Print this Web Links Activity Log to record your findings. In order to view and print these activities, it is necessary to have Adobe Acrobat Reader. If you do not have this, get the free download now.   Click the Techie Toolbox for tips and help to make the most of your time on the Web. Chapter 27: Reproduction in Flowering Plants MendelWeb: Flower Structure Visit this site to learn about flower structures. View the drawing that illustrates the basic structure of a flower, and find out which part receives and retains pollen grains. Flower Structure Follow the link to this site to learn about the parts of flowers and how they reproduce. What is the lowest whorl on the receptacle called? What is parthenocarpic? The Angiosperm Life Cycle Visit this site for a description of the life cycle of flowering plants. View the slides showing various parts of a lily flower. What is a tube cell nucleus and where would it be found?