Fall 2009 Exam 4 Study Guide

Know the following..

Chapter 35

• Plant organs, particularly what organs represent different foods

• Plant tissues and the cells that make up those tissues

• Determinate and indeterminate growth, annuals, biannuals and perennials

• How does longitudinal growth occur?

• How does growth in width occur?

• What types of cells are responsible for cell division and how does cell division occur?

Chapter 36

• Role of aquaporins

• Three major pathways of transport to the roots

• Root architecture and the flow of water from soil to xylem

• Guttation

• Stomata structure and mechanism for regulation of transpiration

• Aphid experiment

• The dynamic properties of the symplast

Chapter 40

• Bioenergetics (Fig. 40.7 is a good summary)

• What affects metabolic rate (such as size, activity, feeding); how BMR and SMR are measured

• Homeostasis and its basic components; negative and positive feedback systems

• Regulating and conforming animals, ectotherms and endotherms

• Physical factors involved with heat exchange: radiation, evaporation, conduction, convection

• Factors that control heat retention and heat loss (warming and cooling)

• Behavioral thermoregulation; hibernation and estivation

• Feedback mechanisms operating in thermoregulation