Chapter 4: Physiology of Cells

Chapter 4: Physiology of Cells

Complete Chapter Questions With Answers

Sample Questions Are Posted Below

TRUE/FALSE

1. Dialysis is a form of filtration that results in a separation of small and large solute particles.

ANS:   T                      DIF:    Memorization                                     REF:    Page 91 (Box 4-1)

TOP:    Dialysis

2. For osmosis to occur, a selectively permeable membrane must be present.

ANS:   T                      DIF:    Memorization                                     REF:    Page 91

TOP:    Osmosis

3. The physical movement of water and solutes through a membrane when a hydrostatic pressure gradient exists is called filtration.

ANS:   T                      DIF:    Memorization

REF:    Page 95 (Table 4-2)                            TOP:    Filtration

4. Active transport processes that use protein carrier molecules, or pumps, do not use cellular energy but rely instead on concentration gradients.

ANS:   F                      DIF:    Memorization                                     REF:    Page 95

TOP:    Active Transport Processes

5. Most enzymes cannot catalyze a reaction in both directions.

ANS:   F                      DIF:    Memorization                                     REF:    Page 102

TOP:    General Functions of Enzymes