Chapter 4 Review Biopardy Structure & Function Permeability Diffusion & Osmosis Transport Exo & Endo $100 $100 $100 $100 $100 $200 $200 $200 $200 $200 $300 $300 $300 $300 $300 $400 $400 $400 $400 $400 $500 $500 $500 $500 $500 Final Jeopardy

Structure & Function - $100 Can proteins pass freely through the cell membrane? Yes No Sometimes B

Structure & Function - $200 How are the inside and outside of the plasma membrane different? Cytoskeleton attached to outside and carbohydrates attached to inside They are identical Cytoskeleton attached to inside and carbohydrates attached to outside Hydrophilic on the outside and hydrophobic on the cytoplasmic side C

Structure & Function - $300 What is the function of carbohydrate chains on the cell membrane? Increase fluidity of the cell membrane Lends structural support Allows movement of cell organelles Cell-to-cell recognition D

Structure & Function - $400 Which of the following is not a type of cell membrane protein? ATP generator protein Carrier protein Receptor protein Enzymatic Protein A

Structure & Function - $500 A glycoprotein is: Carbohydrate attached to a lipid Cholesterol attached to a lipid Carbohydrate attached to a protein Cholesterol attached to a protein C

Permeability - $100 Can lipid soluble substances pass freely through the membrane? Yes No A

Permeability - $200 Which molecule cannot freely diffuse across the cell membrane? Water Carbon dioxide Glucose Amino acids Both C&D E

Permeability - $300 Selective permeability means: Movement of molecules along their concentration gradient State of being permeable The amount of solute in a solution The extent a membrane allows substances to pass D

Permeability - $400 Can polar (charged) molecules pass freely across the membrane? Yes No B

Permeability - $500 What happens to the movement of molecules when there is no concentration gradient? They stop moving They continue to move, but in no net direction Active transport stops Passive transport stops B

Diffusion & Osmosis - $100 Osmosis occur when: There is a concentration gradient When there is a semipermeable membrane When there is a permeable membrane Both A & B are true D

Diffusion & Osmosis - $200 What will happen to a red blood cell that is placed in a hypertonic solution? Shrink Swell Swell, then burst No change A

Diffusion & Osmosis - $300 What happens to a red blood cell in a hypotonic solution? Shrink Swell Swell, then burst No change C

Diffusion & Osmosis - $400 When a red blood cell is placed in an isotonic solution, which of the following is true of the movement of the solute and solvent particles? Stop moving Continue to move, but not net movement to higher concentration Move into the cell Move out of the cell B

Diffusion & Osmosis - $500 If red blood cells are isotonic to 0.9% NaCl, what will happen if a RBC is placed in 0.4% solution of NaCl? Shrink Swell Swell, then burst No change C

Transport - $100 Which of the following processes rely on ATP? Diffusion Facilitated transport Active transport Osmosis C

Transport - $200 Proteins that help speed up the rate of chemical reactions are known as: Carrier proteins Cell recognition proteins Receptor proteins Enzymatic proteins D

Transport - $300 Proteins cause a cell response when a molecule binds to the receptor site is known as: Receptor protein Channel protein Communicator protein Enzymatic protein A

Transport - $400 Which of the following is true of the sodium-potassium pump? Sodium moves across its concentration gradient Potassium moves across its concentration gradient Requires ATP Both A&B are true C

Transport - $500 When the transport of one molecule drives the transport of another molecule, it is known as: bi-transport Double transport Co-transport Anti-transport C

Exo & Endo - $100 When very small substances are taken into the cell, it is known as: Pintocytosis Phagocytosis Pinocytosis Plasmocytosis C

Exo & Endo - $200 Exo and Endo cytosis require: Energy Mitochondria Cell membrane Endoplasmic reticulum C

Exo & Endo - $300 Organs release substances by: Exocytosis Endocytosis Phagocytosis Pinocytosis A

Exo & Endo - $400 Bacteria can be taken into the cell by: Pinocytosis Phagocytosis Exocytosis Facilitated transport B

Exo & Endo - $500 The term for a vesicle formed through receptor mediated endocytosis is: Vacuole Pseudopodia Coated pit Paramecium C

Final Biopardy Make your wager Explain why the structure of the plasma membrane is referred to as the fluid mosaic model? Fluid- consistency of light oil due to cholesterol Mosaic- various embedded proteins