Finish the close reading of the Ediacaran Fauna article, and the Glass Sponges of BC article.
Read the What Sparked the Cambrian Explosion article.
Be sure to bring the notes from the jigsaw activity (answering the questions given in class: What is the role of mesenchyme and pore cells? What is/are the role(s) of epithelial and collar cells? How does reproduction occur in sponges?
Reminder: Test on what we have covered under the “umbrella” of coral reefs will be on 1/2 March.