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Chapter 4 Post-Test



This activity contains 33 questions.

Question 1
1
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"Each cell in your body is a link in a cellular chain that stretches back 3.5 billion years." What does the statement mean about the nature of cells?
 
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Question 2
2
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Your seven-year-old brother has bet you that the water in the pond behind your house does not have anything living in it. You disagree with him and pull out your microscope to show him the types of eukaryotic cells in the pond water. Which of the following items would be present in eukaryotic cells and NOT in prokaryotic cells?
 
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Question 3
3
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If you have no other information about an organism other than the fact that it is single-celled, what can you conclude?
 
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Question 4
4
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A fungal organism such as mold is _____________.
 
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Question 5
5
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What structure do a prokaryotic cell, a plant cell, and an animal cell have in common?
 
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Question 6
6
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Which of the following is a feature found ONLY in eukaryotes?
 
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Question 7
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What is the primary reason that most cells are small?
 
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Question 8
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You have detected a protein in an extract of endoplasmic reticulum. What is the likely destination of this protein?
 
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Question 9
9
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Which organelle lacks a membrane and can be found in prokaryotic cells?
 
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Question 10
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How is the cytoplasm related to the cytosol?
 
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Question 11
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Which of the following lists is in the correct order, from the largest to the smallest?
 
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Question 12
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Which of the following is equal to a measurement of 1 mm?
 
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Question 13
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Which of the following ratios of surface area to volume in a cell will be the most successful?
 
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Question 14
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You have isolated an organism that is 50 micrometers in size. This organism is most likely ________.
 
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Question 15
15
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Which of the following statements about a typical animal cell is true?
 
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Question 16
16
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You found a nucleic acid in the cytosol of a eukaryotic cell. What kind of nucleic acid is this likely to be?
 
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Question 17
17
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If a defect occurs within the Golgi complex of a cell, what problem might arise?
 
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Question 18
18
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Which of the following correctly describes the path of protein production and secretion in a eukaryotic cell?
 
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Question 19
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Many antibiotics kill bacteria by hampering the function of prokaryotic ribosomes. Which of the following cellular processes is directly altered by antibiotics?
 
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Question 20
20
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The membrane of which organelle is perforated with pores that regulate the passage of large molecules such as mRNA?
 
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Question 21
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The primary function of the nucleolus is ______.
 
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Question 22
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Cyanide poisoning is lethal because it interrupts the major function of the mitochondria in eukaryotic cells. This means that it interferes with ______.
 
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Question 23
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Your liver is where most of the toxins in your body are broken down. For what organelle would you expect liver cells to be enriched?
 
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Question 24
24
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Muscle cells require large amounts of energy to produce movement. Therefore, you would expect muscle cells to contain a large number of ______.
 
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Question 25
25
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If a human sperm is unable to move through the female body to reach the site of the egg, the sperm could have a defect in which of the following structures?
 
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Question 26
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Which organelle is believed to have been a symbiont of an ancient cell?
 
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Question 27
27
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According to the endosymbiotic theory, what benefit have cells derived from the transition of mitochondria into the eukaryotic cell?
 
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Question 28
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Microtubules __________.
 
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Question 29
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Both cilia and flagella _________.
 
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Question 30
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How does the function of a chloroplast impact the life of an animal?
 
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Question 31
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From the following description of a cell, what can you conclude? The cell contains internal compartments, one of which takes up most of the volume of the cell, pushing the other organelles toward the membrane edge.
 
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Question 32
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What special structures form the communication channels between animal cells?
 
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Question 33
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A gap junction is to an animal cell as a _______is to a plant cell.
 
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