{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

Bios%20100%20Spring%202010%20Exam%202

Bios%20100%20Spring%202010%20Exam%202 - Bios 100 Spring...

Info iconThis preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon
Bios 100 Spring 2010 Exam 2 1. What distinguishes facilitated diffusion from simple diffusion? A. Membrane proteins help move molecules across the membrane. B. Water moves through membranes by facilitated diffusion C. No energy is used to move molecules across the membrane. D. Molecules move from a region of higher concentration to a region of lower concentration. E. Facilitated diffusion directly uses the power of ATP whereas simple diffusion does not. 2. Which of the following transporters does not use passive transport to move molecules across a membrane? 3. Lactose transport by membrane proteins occurs under conditions in which the concentration of lactose inside the cell is higher than the concentration outside the cell. What type of transport is used to move lactose into the cell? 4. Which molecule is initially metabolized in a cell to produce energy for performing work? 5. Which process is not part of the cellular respiration pathway that produces large amounts of ATP in a cell? A. Fermentation B. Electron transport chain C. Krebs cycle D. Glycolysis E. They are all part of the cellular respiration pathway that produces large amounts of ATP in a cell
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
6. The reactions that directly generate the largest amounts of ATP during cellular respiration take place in the 7. Into which molecule are all the carbon atoms in glucose ultimately incorporated during cellular respiration? 8. Which of the following statements about the electron transport chain is true? 9. Which stage of glucose metabolism produces the most ATP? A. Krebs cycle B. Fermentation of pyruvate to lactate C. Glycolysis D. Electron transport chain E. Calvin cycle
Background image of page 2
Image of page 3
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}