5 Steps to a 5 AP Biology, 2014-2015 Edition

162 ❯ STEP 4. Review the Knowledge You Need to Score High The first major branchpoint occurred after the development of multicel ...

Taxonomy and Classification ❮ 163 Platyhelminthes.These are flatworms,members of the acoelomateclub. They have bilateral symmet ...

164 ❯ STEP 4. Review the Knowledge You Need to Score High Review Questions Which of the following is thought to be the common a ...

Taxonomy and Classification ❮ 165 Answers and Explanations D—Chlorophytes are green algae that are the common ancestors of land ...

166 ❯ STEP 4. Review the Knowledge You Need to Score High Kingdom Plantae Chlorophytes:green algae that are the common ancestor ...

❮ 167 Plants IN THIS CHAPTER Summary:This chapter discusses the anatomy of plants, the mechanisms of root and shoot growth, plan ...

168 ❯ STEP 4. Review the Knowledge You Need to Score High Anatomy of Plants The anatomy of a plant in its most simplistic form c ...

Plants ❮ 169 A root is not just a root, for not all root structures are the same. In Chapter 13, Taxonomy and Classification, tw ...

170 ❯ STEP 4. Review the Knowledge You Need to Score High Structure of a Leaf Leaves are protected by the waxy cuticleof the epi ...

Plants ❮ 171 down the aging of leaves. Supermarkets use synthetic cytokinins to keep their veggies fresh. Ethylene.This hormone ...

172 ❯ STEP 4. Review the Knowledge You Need to Score High Photoperiodism Like all of us, plants have a biological clock that mai ...

Plants ❮ 173 across selectively permeable membranes. It flows from a region with a high water concen- tration to a region with a ...

174 ❯ STEP 4. Review the Knowledge You Need to Score High ❯ Review Questions Which of the following is nota time when most stom ...

Plants ❮ 175 ❯ Answers and Explanations ❯ Rapid Review The following terms and topics are important in this chapter: Anatomy of ...

176 ❯ STEP 4. Review the Knowledge You Need to Score High Stems (Shoots) Structure:epidermis (cutin) →cortex (ground tissue) →va ...

❮ 177 Human Physiology IN THIS CHAPTER Summary:This chapter takes you on a tour of the human body and discusses how the various ...

178 ❯ STEP 4. Review the Knowledge You Need to Score High Circulatory System Heart Welcome to the heart. The human heart is a fo ...

Human Physiology ❮ 179 Blood is able to flow so efficiently because it contains primarily water. The liquid por- tion of the blo ...

180 ❯ STEP 4. Review the Knowledge You Need to Score High because it is moving down its concentration gradient. Once there, it t ...

Human Physiology ❮ 181 Digestive System Okay, folks, it is time to take the tour of the digestive system. Hang on tight—we are g ...