Biology 1320 Exam Two Fall 2012

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1. The system of canals, tubes, and sacs that transports molecules inside the cytoplasm is the:
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Biology 1320 Exam Two Fall 2012 - Quiz

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2. Lysosomes contain _____ enzymes.
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3. The basic unit of the life is the:
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4. Four of the five structures listed below are composed of membranes. Select the exception.
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5. Proteins consist of: 
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6. Organelle that transfers energy from organic compounds (sugar) to ATP:
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7. In reference to diffusion, "passive" really means:
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8. The stacks of coin-shaped (mint-like) double membranes found in chloroplasts are
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9. Hooke was the first to observe cells under a simple microscope in the 1600s because he was looking at:
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10. Not all substances can cross the cell membrane, for this reason, the cell membrane is said to be
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11. The RNA in the nucleus leaves through 
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12. What are cilia?
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13. Sodium ions cross a membrane through transport proteins that receive an energy boost to move against the concentration gradient. This is an example of ___________.
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14. The DNA molecules is usually made up of how many strands?
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15. Microfilaments and microtubules
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16. Which of the following are sometimes referred to as rough or smooth depending on surface structure?
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17. If a lipid has fatty acids and a phosphate group attached to a glycerol molecule, it is called a 
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18. A white blood cell engulfing a bacterium is an example of _____.
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19. Which is the correct sequence of polypeptide transport in the secretory (releasing secretions) pathway?
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20. The fluid filled sac that may store food, acids, vitamins, ions, or water in plant cells and is involved in flui (? I can't read it lol)
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21. Organelles involved in the synthesis of steroids and other lipids in gland cells are 
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22. The Golgi apparatus packages materials into _____ for transport or export.
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23. The part of the cell that regulates movement of substances into and out of the cell is the 
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24. The "tertiary" level of protein structure refers to the: 
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25. When a protein permanently loses its characteristic three-dimensional structure, it is said to be:
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26. Cells with high energy requirements, such as muscle (as in a humming bird), tend to have many
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27. The principle structural carbohydrate in plant cell walls are:
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28. A peptide bond joins: 
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29. A prokaryote has
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30. Proteins function in the cell for:
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31. Which of the following consists of a nonliving substance?
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32. What is a characteristic of all life on earth?
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33. Plasma membranes incorporate ______.
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34. All cell membranes and organelle membranes consist of two phospholipid layers called a 
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35. Most membrane functions are carried out by _________.
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36. Which is the organelle with cristate? 
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37. Which one of the following pairs is obviously mismatched?
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38. Which one of the following organelles resembles a bacterium in its size and biochemistry?
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39. What are flagella?
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40. Which organelle below is capable of producing its own protein since it has its own ribosomes? 
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41. The capacity of a cell to exhibit movement or mobility is generally attributed to which cellular component?
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42. The fluid behavior of the plasma membrane as we saw in the class video clip results primarily from the ______. (Remember the movie clip of a pin poking the cell membrane). 
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43. If lysosomes bursts inside a cell, the immediate result is likely to be:
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44. In general, the net movement of molecules in a fluid is a response to the 
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45. A phospholipid has a phosphate-containing head and two fatty acid tails attached to a backbone of 
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46. The cell wall: 
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47. What is a role of proteins found in eukaryotic plasma membranes:
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48. Organisms sometimes need sulfur for synthesis of: 
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49.
  1. What is the fate of defective or malfunctioning organelles in cells?
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50. You received all of your mitochondria from 
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51. Inside the nuclear envelope, the DNA maybe found in the form of fine diffuse strands called ______.
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52. Probably the most important cross-linkage determining the tertiary structure of many proteins is the: 
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53. A cell without nucleoli is probably not producing 
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54. In the plasma membrane, the tails of the phospholipids
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55. The outer limit of a living cell is always the: 
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56. Which of the following is directly involved with the process of cellular respiration?
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57. The net movement of molecules from a high concentration to a low concentration is described by which of the following?
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58. The cell organelle or structure that stores DNA and synthesizes RNA is the
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59. The phospholipids and cholesterol that are used to form membranes are synthesized in the:
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60. In an attempt to visualize the fluid mosaic model of a membrane, we could describe the ________ as floating in a sea of ______.
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61. Viruses, bacteria, and old organelles that a cell ingests are broken down by enzymes transported in 
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62. Which of the following is/are not required for cell function since prokaryotes do not have them?
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63. Which of the following will diffuse across a lipid bilayer?
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64. One difference between eukaryotic and prokaryotic cells is that only 
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65. The energy for flagellar movement (as in sperm swimming)
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66. Which of the following are not components of the plasma membrane?
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67. Which membrane component is involved in cystic fibrosis?
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68. The organelle that pinches off portions of its membrane to form a compartment used for storage or transport is the:
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69. Scientists demonstrated the fluidity of plasma membranes by
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70. The dark-staining nucleolus in the nucleus is composed mostly of: 
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71. The small, compartmentalized structures within the cytoplasm of living cells are called _______.
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72. ___________ can readily diffuse across a lipid bilayer.
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73. In eukaryotic cells, the endoplasmic reticulum can
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74. Which of the following structures is not associated with chloroplasts? 
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75. Nucleic acids confined to the nucleus or nucleoid indirectly
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76. Vesicles pinched off from the ER most likely are on their way to the
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77. Which of the following would NOT be found in one of your liver cells?
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78. Cystic fibrosis
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79. A hypothetical "microbullet" shot through a phospholipid bilayer would pass the components in which order?
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80. Nucleotides can contain any one of _______ nitrogenous bases.
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81. Vessicle formation occurs in 
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82. Ribonucleic acid differs from deoxyribonucleic acid in that RNA substitutes:
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83. In a lipid bilayer, _____ of lipid molecules are sandwiched between _______.
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84. This organelle is more likely to be found in an animal cell than in a plant cell:
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85. The largest double-membrane bound organelle is called the _______.
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86. Resolution (the smallest detail it can see or resolve) by the best light microscope is ultimately limited by:
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87. Which of the following is true regarding cell membrane proteins?
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88. Protein fibers in the cytoplasm maintain the three-dimensional structure of animal cells
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89. There are many kinds of _______ in cell membranes; they help to move material into and out of the cell.
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90. Cilia and flagella are most similar in:
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91. Which of these is not found in the nucleus? 
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92. Four of the five items listed below are organelles found in eukaryotic cells. Select the exception.
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93. Which organelle releases oxygen?
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94. What role(s) does the cytoskeleton play in a living cell? 
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95. The little "tanks" that hold and modify cell products in this cell organelle are called _______. 
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96. Which represents a correct sequence of relative size in ascending order?
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97. The largest cytoskeletal element is the:
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98. The "blueprints" or "computer tapes" in a cell that control all its activity are the 
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99. Which of the following organelles contains its/their own DNA, which suggests they were once independent prokaryotes?
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100. Which of the following structures would probably be least damaged by a fat-or lipid- dissolving solvent?
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The system of canals, tubes, and sacs that transports molecules inside...
Lysosomes contain _____ enzymes.
The basic unit of the life is the:
Four of the five structures listed below are composed of membranes....
Proteins consist of: 
Organelle that transfers energy from organic compounds (sugar) to ATP:
In reference to diffusion, "passive" really means:
The stacks of coin-shaped (mint-like) double membranes found in...
Hooke was the first to observe cells under a simple microscope in the...
Not all substances can cross the cell membrane, for this reason, the...
The RNA in the nucleus leaves through 
What are cilia?
Sodium ions cross a membrane through transport proteins that receive...
The DNA molecules is usually made up of how many strands?
Microfilaments and microtubules
Which of the following are sometimes referred to as rough or smooth...
If a lipid has fatty acids and a phosphate group attached to a...
A white blood cell engulfing a bacterium is an example of _____.
Which is the correct sequence of polypeptide transport in the...
The fluid filled sac that may store food, acids, vitamins, ions, or...
Organelles involved in the synthesis of steroids and other lipids in...
The Golgi apparatus packages materials into _____ for transport or...
The part of the cell that regulates movement of substances into and...
The "tertiary" level of protein structure refers to...
When a protein permanently loses its characteristic three-dimensional...
Cells with high energy requirements, such as muscle (as in a humming...
The principle structural carbohydrate in plant cell walls are:
A peptide bond joins: 
A prokaryote has
Proteins function in the cell for:
Which of the following consists of a nonliving substance?
What is a characteristic of all life on earth?
Plasma membranes incorporate ______.
All cell membranes and organelle membranes consist of two phospholipid...
Most membrane functions are carried out by _________.
Which is the organelle with cristate? 
Which one of the following pairs is obviously mismatched?
Which one of the following organelles resembles a bacterium in its...
What are flagella?
Which organelle below is capable of producing its own protein since it...
The capacity of a cell to exhibit movement or mobility is generally...
The fluid behavior of the plasma membrane as we saw in the class video...
If lysosomes bursts inside a cell, the immediate result is likely to...
In general, the net movement of molecules in a fluid is a response to...
A phospholipid has a phosphate-containing head and two fatty acid...
The cell wall: 
What is a role of proteins found in eukaryotic plasma membranes:
Organisms sometimes need sulfur for synthesis of: 
What is the fate of defective or malfunctioning organelles in cells?
You received all of your mitochondria from 
Inside the nuclear envelope, the DNA maybe found in the form of fine...
Probably the most important cross-linkage determining the...
A cell without nucleoli is probably not producing 
In the plasma membrane, the tails of the phospholipids
The outer limit of a living cell is always the: 
Which of the following is directly involved with the process of...
The net movement of molecules from a high concentration to a low...
The cell organelle or structure that stores DNA and synthesizes RNA is...
The phospholipids and cholesterol that are used to form membranes are...
In an attempt to visualize the fluid mosaic model of a membrane, we...
Viruses, bacteria, and old organelles that a cell ingests are broken...
Which of the following is/are not required for cell function since...
Which of the following will diffuse across a lipid bilayer?
One difference between eukaryotic and prokaryotic cells is that...
The energy for flagellar movement (as in sperm swimming)
Which of the following are not components of the plasma membrane?
Which membrane component is involved in cystic fibrosis?
The organelle that pinches off portions of its membrane to form a...
Scientists demonstrated the fluidity of plasma membranes by
The dark-staining nucleolus in the nucleus is composed mostly...
The small, compartmentalized structures within the cytoplasm of living...
___________ can readily diffuse across a lipid bilayer.
In eukaryotic cells, the endoplasmic reticulum can
Which of the following structures is not associated with...
Nucleic acids confined to the nucleus or nucleoid indirectly
Vesicles pinched off from the ER most likely are on their way to the
Which of the following would NOT be found in one of your liver cells?
Cystic fibrosis
A hypothetical "microbullet" shot through a phospholipid...
Nucleotides can contain any one of _______ nitrogenous bases.
Vessicle formation occurs in 
Ribonucleic acid differs from deoxyribonucleic acid in that...
In a lipid bilayer, _____ of lipid molecules are sandwiched between...
This organelle is more likely to be found in an animal cell than in a...
The largest double-membrane bound organelle is called the _______.
Resolution (the smallest detail it can see or resolve) by the best...
Which of the following is true regarding cell membrane proteins?
Protein fibers in the cytoplasm maintain the three-dimensional...
There are many kinds of _______ in cell membranes; they help to move...
Cilia and flagella are most similar in:
Which of these is not found in the nucleus? 
Four of the five items listed below are organelles found in eukaryotic...
Which organelle releases oxygen?
What role(s) does the cytoskeleton play in a living cell? 
The little "tanks" that hold and modify cell products in...
Which represents a correct sequence of relative size in ascending...
The largest cytoskeletal element is the:
The "blueprints" or "computer tapes" in a cell...
Which of the following organelles contains its/their own DNA, which...
Which of the following structures would probably be least damaged by a...
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