AP Biology Name __________________________
Guided Reading Chapter 28
The key concepts listed on page 549 are a great way to focus your understanding.
1. What is meant by the statement that Protista Kingdom is paraphyletic?

2. Why is the term protist still used?

3. What is endosymbiosis? What is secondary symbiosis?

4. Label the diagram below to trace the evolution of protists.

5. What adaptation do Diatoms have against predation – how does physics play a role?

6. What are the general characteristics of golden algae?

7. Define the following term concerning algae:
a. Thallus

b. Holdfast

c. Stipe

d. Blades

8. Are the structures above homologous or analogous to plant organs? Explain your choice.

9. What is meant by the term alternation of generations?

10. What does heteromorphic mean?

11. What is the difference between a plasmodial slime mold and a cellular slime mold?

12. What are some of the general characteristics of red algae?

13. What are the two main divisions of green algae?

14. What were the three mechanisms that larger size and greater complexity evolved in the chlorophytes?