1. Chapter # - Chapter Title
Active Transport
Passive Transport
Microscope Science
Membrane Movement
Organelles
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FINAL ROUND

2. Topic 1: Active $100 Question
Molecules that are too large to be moved through the membrane can be transported into the cell by
a. osmosis. c. exocytosis.
b. endocytosis. d. diffusion.
ANSWER
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3. b. endocytosis. d. diffusion.
Topic 1: $100 Answer
Molecules that are too large to be moved through the membrane can be transported into the cell by
a. osmosis. c. exocytosis.
b. endocytosis. d. diffusion.
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4. Both active transport and facilitated diffusion involve a. ATP.
Topic 1: $200 Question
Both active transport and facilitated diffusion involve
a. ATP.
b. movement against a concentration gradient.
c. carrier proteins.
d. All of the above
ANSWER
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5. Both active transport and facilitated diffusion involve a. ATP.
Topic 1: $200 Answer
Both active transport and facilitated diffusion involve
a. ATP.
b. movement against a concentration gradient.
c. carrier proteins.
d. All of the above
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6. The sodium-potassium pump
Topic 1: $300 Question
The sodium-potassium pump
a. is a carrier protein c. is located in the cytoplasm of a cell.
b. uses passive transport. d transports sugar molecules.
ANSWER
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7. The sodium-potassium pump
Topic 1: $300 Answer
The sodium-potassium pump
a. is a carrier protein c. is located in the cytoplasm of a cell.
b. uses passive transport. d transports sugar molecules.
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8. a. change the permeability of the membrane.
Topic 1: $400 Question
When a signal molecule binds to a receptor protein, the receptor protein may
a. change the permeability of the membrane.
b. cause the formation of a second messenger molecule.
c. catalyze certain chemical reactions in the cell.
d. All of the above
ANSWER
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9. a. change the permeability of the membrane.
Topic 1: $400 Answer
When a signal molecule binds to a receptor protein, the receptor protein may
a. change the permeability of the membrane.
b. cause the formation of a second messenger molecule.
c. catalyze certain chemical reactions in the cell.
d. All of the above
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10. Which of the following is a form of active transport?
Topic 1: $500 Question
Which of the following is a form of active transport?
a. osmosis c. facilitated diffusion
b. diffusion d. sodium-potassium pump
ANSWER
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11. Which of the following is a form of active transport?
Topic 1: $500 Answer
Which of the following is a form of active transport?
a. osmosis c. facilitated diffusion
b. diffusion d. sodium-potassium pump
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12. Topic 2: Passive $100 Question
As a result of diffusion, the concentration of many types of substances
a. always remains greater inside a membrane.
b. eventually becomes balanced on both sides of a membrane.
c. always remains greater outside of a membrane.
d. becomes imbalanced on both sides of a membrane.
ANSWER
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13. a. always remains greater inside a membrane.
Topic 2: $100 Answer
As a result of diffusion, the concentration of many types of substances
a. always remains greater inside a membrane.
b. eventually becomes balanced on both sides of a membrane.
c. always remains greater outside of a membrane.
d. becomes imbalanced on both sides of a membrane.
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14. Diffusion is the movement of a substance
Topic 2: $200 Question
Diffusion is the movement of a substance
a. only through a lipid bilayer membrane.
b. from an area of low concentration to an area of higher concentration.
c. only in liquids.
d. from an area of high concentration to an area of lower concentration.
ANSWER
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15. Diffusion is the movement of a substance
Topic 2: $200 Answer
Diffusion is the movement of a substance
a. only through a lipid bilayer membrane.
b. from an area of low concentration to an area of higher concentration.
c. only in liquids.
d. from an area of high concentration to an area of lower concentration.
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16. The diffusion of water into or out of a cell is called
Topic 2: $300 Question
The diffusion of water into or out of a cell is called
a. solubility. c. selective transport.
b. osmosis. d. endocytosis.
ANSWER
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17. The diffusion of water into or out of a cell is called
Topic 2: $300 Answer
The diffusion of water into or out of a cell is called
a. solubility. c. selective transport.
b. osmosis. d. endocytosis.
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18. A cell will swell when it is placed in a(n)
Topic 2: $400 Question
A cell will swell when it is placed in a(n)
a. hypotonic solution. c. isotonic solution.
b. hypertonic solution. d. None of the above
ANSWER
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19. A cell will swell when it is placed in a(n)
Topic 2: $400 Answer
A cell will swell when it is placed in a(n)
a. hypotonic solution. c. isotonic solution.
b. hypertonic solution. d. None of the above
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20. Which of the following does not require energy?
Topic 2: $500 Question
Which of the following does not require energy?
a. diffusion c. active transport
b. endocytosis d. sodium potassium pump
ANSWER
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21. Which of the following does not require energy?
Topic 2: $500 Answer
Which of the following does not require energy?
a. diffusion c. active transport
b. endocytosis d. sodium potassium pump
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22. Topic 3: Micro $100 Question
The metric system of measurement is based on powers of
a. 1. c. 100.
b. 10. d. 1,000.
ANSWER
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23. The metric system of measurement is based on powers of a. 1. c. 100.
Topic 3: $100 Answer
The metric system of measurement is based on powers of
a. 1. c. 100.
b. 10. d. 1,000.
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24. Fuzzy images viewed with a microscope may be due to poor
Topic 3: $200 Question
Fuzzy images viewed with a microscope may be due to poor
a. resolution. c. magnification.
amplification. d. None of the
above
ANSWER
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25. Fuzzy images viewed with a microscope may be due to poor
Topic 3: $200 Answer
Fuzzy images viewed with a microscope may be due to poor
a. resolution. c. magnification.
amplification. d. None of the
above
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26. Topic 3: $300 Question
A microscope with a 4x objective lens and a 10x ocular lens produces a total magnification of
a. 14x. c. 400x.
b. 40x. d. 4000x.
ANSWER
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27. Topic 3: $300 Answer
A microscope with a 4x objective lens and a 10x ocular lens produces a total magnification of
a. 14x. c. 400x.
b. 40x. d. 4000x.
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28. Living specimens can be viewed using a(n)
Topic 3: $400 Question
Living specimens can be viewed using a(n)
a. light microscope. c. scanning tunneling microscope.
b. electron microscope. d. Both (a) and (c)
ANSWER
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29. Living specimens can be viewed using a(n)
Topic 3: $400 Answer
Living specimens can be viewed using a(n)
a. light microscope. c. scanning tunneling microscope.
b. electron microscope. d. Both (a) and (c)
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30. Surface area is an important factor in limiting cell growth because
Topic 3: $500 Question
Surface area is an important factor in limiting cell growth because
a. the cell can burst if the membrane becomes too large.
b. materials cannot enter the cell if it is too large.
c. the cell may become too large to take in enough food and to remove enough wastes.
d. waste products cannot leave the cell if it is too small.
ANSWER
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31. Surface area is an important factor in limiting cell growth because
Topic 3: $500 Answer
Surface area is an important factor in limiting cell growth because
a. the cell can burst if the membrane becomes too large.
b. materials cannot enter the cell if it is too large.
c. the cell may become too large to take in enough food and to remove enough wastes.
d. waste products cannot leave the cell if it is too small.
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32. Topic 4: Organelle $100 Question
Short, hairlike structures that protrude from the surface of a cell and are packed in tight rows are called
a. flagella. c. microfilaments.
b. microtubules. d. cilia.
ANSWER
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33. a. flagella. c. microfilaments. b. microtubules. d. cilia.
Topic 4: $100 Answer
Short, hairlike structures that protrude from the surface of a cell and are packed in tight rows are called
a. flagella. c. microfilaments.
b. microtubules. d. cilia.
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34. a. encloses the contents of a cell.
Topic 4: $200 Question
The cell membrane
a. encloses the contents of a cell.
b. allows materials to enter and leave the cell.
c. is selectively permeable.
d. All of the above
ANSWER
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35. a. encloses the contents of a cell.
Topic 4: $200 Answer
The cell membrane
a. encloses the contents of a cell.
b. allows materials to enter and leave the cell.
c. is selectively permeable.
d. All of the above
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36. The structure that regulates what enters and leaves the cell is the
Topic 4: $300 Question
The structure that regulates what enters and leaves the cell is the
a. nucleus. c. nuclear membrane.
b. cell wall. d. cell membrane.
ANSWER
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37. The structure that regulates what enters and leaves the cell is the
Topic 4: $300 Answer
The structure that regulates what enters and leaves the cell is the
a. nucleus. c. nuclear membrane.
b. cell wall. d. cell membrane.
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38. Which type of molecule forms a lipid bilayer within a cell membrane?
Topic 4: $400 Question
Which type of molecule forms a lipid bilayer within a cell membrane?
a. protein c. nucleic acid
b. phospholipid d. carbohydrate
ANSWER
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39. Which type of molecule forms a lipid bilayer within a cell membrane?
Topic 4: $400 Answer
Which type of molecule forms a lipid bilayer within a cell membrane?
a. protein c. nucleic acid
b. phospholipid d. carbohydrate
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40. Phospholipids are molecules that a. contain phosphate.
Topic 4: $500 Question
Phospholipids are molecules that
a. contain phosphate.
b. have nonpolar “tails” and polar “heads.”
c. form the lipid bilayer of the cell membrane.
d. All of the above
ANSWER
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41. Phospholipids are molecules that a. contain phosphate.
Topic 4: $500 Answer
Phospholipids are molecules that
a. contain phosphate.
b. have nonpolar “tails” and polar “heads.”
c. form the lipid bilayer of the cell membrane.
d. All of the above
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42. Topic 5: Membrane $100 Question
Ions move through ion channels by
a. endocytosis. c. passive transport.
b. diffusion. d. active transport.
ANSWER
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43. Ions move through ion channels by
Topic 5: $100 Answer
Ions move through ion channels by
a. endocytosis. c. passive transport.
b. diffusion. d. active transport.
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44. a. marker proteins. c. receptor proteins.
Topic 5: $200 Question
Proteins that act like selective passageways in the cell membrane are known as
a. marker proteins. c. receptor proteins.
b. channel proteins. d. None of the above
ANSWER
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45. a. marker proteins. c. receptor proteins.
Topic 5: $200 Answer
Proteins that act like selective passageways in the cell membrane are known as
a. marker proteins. c. receptor proteins.
b. channel proteins. d. None of the above
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46. a. receptor proteins. c. ion channels.
Topic 5: $300 Question
Transport proteins that allow ions to pass through the cell membrane are called
a. receptor proteins. c. ion channels.
b. marker proteins. d. None of the above
ANSWER
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47. a. receptor proteins. c. ion channels.
Topic 5: $300 Answer
Transport proteins that allow ions to pass through the cell membrane are called
a. receptor proteins. c. ion channels.
b. marker proteins. d. None of the above
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48. Sugar molecules cross the cell membrane by
Topic 5: $400 Question
Sugar molecules cross the cell membrane by
a. active transport. c. osmosis.
b. facilitated diffusion. d. gated channels.
ANSWER
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49. Sugar molecules cross the cell membrane by
Topic 5: $400 Answer
Sugar molecules cross the cell membrane by
a. active transport. c. osmosis.
b. facilitated diffusion. d. gated channels.
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50. Proteins involved in facilitated diffusion are
Topic 5: $500 Question
Proteins involved in facilitated diffusion are
a. carrier proteins. c. Both (a) and (b)
b. receptor proteins. d. None of the above
ANSWER
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51. Proteins involved in facilitated diffusion are
Topic 5: $500 Answer
Proteins involved in facilitated diffusion are
a. carrier proteins. c. Both (a) and (b)
b. receptor proteins. d. None of the above
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52. a. endoplasmic reticulum. c. Golgi apparatus.
FINAL ROUND Question
One important organelle that helps maintain homeostasis by moving substances from one part of the cell to another is the
a. endoplasmic reticulum. c. Golgi apparatus.
b. mitochondrion. d. cytoplasm.
ANSWER
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53. a. endoplasmic reticulum. c. Golgi apparatus.
FINAL ROUND Answer
One important organelle that helps maintain homeostasis by moving substances from one part of the cell to another is the
a. endoplasmic reticulum. c. Golgi apparatus.
b. mitochondrion. d. cytoplasm.
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