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Key Concepts Quiz

 

This activity contains 24 questions.

Question 1
1
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The eyepiece of a light microscope has a magnification level of 10x. If you were looking at a paramecium under the lowest-power objective (4x), what would be the total magnification of the microscope at this setting?
 
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Question 2
2
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If you wished to observe a white blood cell as it engulfed a viral particle, which type of microscope would you choose?
 
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Question 3
3
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A 100 mm x 100 mm x 100 mm cell has a surface area that is _____ and a volume that is _____ . A second cell, that is 10 mm x 10 mm x 10 mm, has a _____ surface-to-volume ratio when compared to the first cell.
 
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Question 4
4
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Which of the following would distinguish a bacterial cell from an animal cell?
 
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Question 5
5
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Which of the following organelles is found only in animal cells?
 
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Question 6
6
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You have identified a new organism. It has ribosomes, a cell membrane, and cell walls made of cellulose. This new organism is most likely a(n) _____.
 
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Question 7
7
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Protein synthesis requires several components, several of which are constructed in the nucleus. Which is the only macromolecule involved that enters the nucleus, is modified, and then leaves via the nuclear pores?
 
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Question 8
8
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What do the rough endoplasmic reticulum, Golgi apparatus, and lysosomes have in common?
 
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Question 9
9
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What changes would you expect to see in the liver cells of someone suffering from chronic alcoholism?
 
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Question 10
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How are cell surface proteins exported out of the cell?
 
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Question 11
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What is the relationship between the Golgi apparatus and the plasma membrane?
 
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Question 12
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Which is a typical function of lysosomes?
 
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Question 13
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The cells of a person with adrenoleukodystrophy (ALD) swell with a buildup of fatty acids. Which organelle is most likely failing to function correctly?
 
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Question 14
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One function of the central vacuole in plants is growth. The central vacuole grows larger when there is an increase in the amount of stored material. An animal cell does not grow by this method. What is the essential difference between animals and plants that requires the central vacuole?
 
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Question 15
15
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Which of the following structures are essential for the successful operation of the endomembrane system?
 
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Question 16
16
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Some eukaryotic cells lose organelles as they mature. Which eukaryotic cell would most likely have lost certain organelles, including mitochondria?
 
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Question 17
17
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What mitochondrial feature enhances cellular respiration?
 
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Question 18
18
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Many researchers think that the first eukaryotic cells consumed the organic compounds needed for life-sustaining functions. Given this information, which of the following organelles most likely appeared last in eukaryotic cells?
 
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Question 19
19
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Which of the following cytoplasmic structures function in the transport of vesicles from the endoplasmic reticulum to the Golgi apparatus?
 
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Question 20
20
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In human females, an ovum (egg cell) is not released directly from the ovary into the oviduct. Which mechanism below is the best explanation for how the ovum makes it into the oviduct?
 
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Question 21
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During a bacterial infection, signals are produced that communicate with the nucleus via molecules found on the surface of specific cells. This allows for the recruitment of white blood cells. What molecules are communicating with the nucleus?
 
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Question 22
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Which tissue would likely contain large amounts of anchoring junctions?
 
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Question 23
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The plasma membrane would fit into which general function category?
 
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Question 24
24
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Which cell structure is responsible for metabolism?
 
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