Chapter 04 – Cell Structure
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microscopes to choose the correct instrument for an experiment.
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allow you to create a 3-D image by stacking multiple images together.
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process break down or lead you astray? How can you revise your approach to produce a
more desirable result?
Chapter 04 – Cell Structure
41. Sulfolobus are archaea that are commonly found in geothermal environments, with an
optimum growth temperature of about 80C. What feature allows archaea to thrive at such
temperatures?
42. Alcohol consumption adversely affects the synthesis of molecules involved in protein
degradation, which can eventually lead to liver damage. Given this information, which
organelle in liver cells is most directly affected by alcohol consumption?
Chapter 04 – Cell Structure
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protein degradation.
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process break down or lead you astray? How can you revise your approach to produce a
more desirable result?
Chapter 04 – Cell Structure
43. You have identified an enzyme that appears to be involved in the addition of palmityl
group (a fatty acid) to certain proteins. Knowing that palmitoylated proteins are usually
targeted for delivery to the plasma membrane, in which organelles might this enzyme be
expressed?
Chapter 04 – Cell Structure
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the plasma membrane through vesicles.
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to the question?
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Chapter 04 – Cell Structure
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process break down or lead you astray? How can you revise your approach to produce a
more desirable result?
Chapter 04 – Cell Structure
was involved in protein secretion?
44. Given what is known about the minimal essential functions of cellular life, if you could
create an artificial cell, what cellular structures must you include?
45. When a vesicle moves along microtubules toward the center of the cell, the molecular
motor(s) _____ are used?
Chapter 04 – Cell Structure
46. A protein that is destined to reach the plasma membrane is making its way through the
Golgi. At that moment, a drug was added to cells, blocking trafficking at the trans face of the
Golgi. As a result, what would happen to the protein?
Chapter 04 – Cell Structure
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process break down or lead you astray? How can you revise your approach to produce a
more desirable result?
Chapter 04 – Cell Structure
47. If you were to use antibodies that were chemically bonded to a stain in order to visualize
the expression pattern of a protein in a fixed tissue, what experimental techniques and
equipment would be applicable?
48. During which cellular process do all three forms of RNA associate?
Chapter 04 – Cell Structure
49. Cardiac muscle cells are connected by special junctions called intercalated discs.
Intercalated discs provide strength between cells of tissues which exhibit high mechanical
stress, strong flexible connections between tissue cells, and electrical excitability between the
cells. Using this information, which junctions are present in intercalated discs?
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Chapter 04 – Cell Structure
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rhythm.
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process break down or lead you astray? How can you revise your approach to produce a
more desirable result?
50. Based on the function of mitochondria, what substance is able to pass through the outer
membrane of the mitochondria easily?
Chapter 04 – Cell Structure
51. Individuals that are heavy smokers may eventually have trouble clearing the mucous from
their lungs because the structures that move fluid along the epithelial lining of the lung
become damaged over time. What are these structures called?
52. Streptomycin is an antibiotic that interferes with the function of the 30S subunit of the
prokaryotic ribosome. What is the consequence of treating a bacteria with streptomycin?
Chapter 04 – Cell Structure
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process break down or lead you astray? How can you revise your approach to produce a
more desirable result?
Chapter 04 – Cell Structure
53. A dish of cells is treated with centrinone, a centriole inhibitor. These cells would no
longer be able to ___.
Chapter 04 – Cell Structure
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process break down or lead you astray? How can you revise your approach to produce a
more desirable result?
Chapter 04 – Cell Structure
54. When looking at plant and animal cells with an electron microscope, you notice that the
plant cells have more Golgi membranes than the animal cells. This is most likely because
unlike in animal cells, in plant cells the Golgi apparatus is involved in the production of:
Chapter 04 – Cell Structure
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question?
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Given what you now know, what information and/or problem solving approach is most
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Reflect on Process
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process break down or lead you astray? How can you revise your approach to produce a
more desirable result?