Biology 150, exam ii study guide: covers chapters 3, 4, 8, 19, 20, 21, 22, 23, 24, and 25. There will be 50 multiple choice questions worth 1 points each. Questio(cid:374)s are (cid:271)ased o(cid:374) (cid:272)hapters vo(cid:272)a(cid:271)ulary ter(cid:373)s i(cid:374) bold, chapter figures, embedded quiz questions in the powerpoint slides, the first 7 questions at the end of each covered chapter and concepts explained and discussed in lecture. There will be 5 essay questions worth 10 points each. Key figures from each chapter are listed below to help you prepare your answer. Essay question: choose one of the following a) or b). What is an example of a protist? (chapter 21, figure 21-11, 21-12, or 21-13, p. 377) Choose a) or b): use diagrams/sketches, labels, and complete sentences: define and explain the difference between animal diversity and invertebrate body cavity of a a) coelom, b) pseudo coelom, and c) no coelom.