Chapter 4

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Author:
Wiggles94
ID:
200142
Filename:
Chapter 4
Updated:
2013-02-12 20:35:15
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biology
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Description:
Module 4: Learning Objectives •name the structures that all cells have in common •distinguish between prokaryotic and eukaryotic cells •distinguish between plant cells and animal cells •describe cellular structures and organelles (and know their functions) including the nucleus, ribosomes, the components of the endomembrane system, lysosomes, vacuoles, peroxisomes, mitochondria, chloroplasts, and cytoskeletal elements •describe the endomembrane system and how it works •explain the endosymbiont theory •describe the structure and function of cytoskeletal elements
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  1. True or False:
    Surface area increases faster than volume as cell size gets larger.
    False
  2. How much bigger are typical eukaryotic cells than prokaryotic cells? 
    A. 1000-10,000X
    B. 10-100X  
    C. 100-1000X  
    D. 1-10X  
    E. 0X, they are the same size
    B. 10-100X
    (this multiple choice question has been scrambled)
  3. True or False:
    Eukaryotic cells are more efficient than prokaryotic cells because they have compartments called organelles.
    True
  4. Which of these are tenets of cell theory? 
    A. all cells come from pre-existing cells  
    B. a & c
    C. the cell is the fundamental unit of life  
    D. a & b  
    E. all organisms are composed of cells  
    F. a, b, & c  
    F. a, b, & c
    (this multiple choice question has been scrambled)
  5. Which are the thickest elements of the cytoskeleton? 
    A. microfilament  
    B. microfiber  
    C. intermediate fiber
    B. microfiber
    (this multiple choice question has been scrambled)
  6. What is/are the main function/s of the cytoskeleton 
    A. support  
    B. motility  
    C. regulation  
    D. a & b  
    E. a, b, & c  
    f. none of the above
    E. a, b, & c  
    (this multiple choice question has been scrambled)
  7. What is the site of aerobic cellular respiration in cells? 
    A. chloroplasts  
    B. peroxisomes  
    C. mitochondria
    D. ribosomes
    E. Golgi apparatus  
    C. mitochondria
    (this multiple choice question has been scrambled)
  8. True or False:
    Muscle cells contain a lot of mitochondria because they need a lot of energy to function.
    True

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