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Chapter 8: The Cell Cycle

Practice Test
      
  1.Which of these is the stage in the cell cycle during which the cell prepares to divide?  
  a.   G1  
  b.   G2  
  c.   S  
  d.   M  
  Hint    
      
  2.In what stage of the cell cycle are most cells found in adult multicellular organisms?  
  a.   G2  
  b.   G0  
  c.   G1  
  d.   S  
  Hint    
      
  3.Which is the correct order of the stages of mitosis, beginning with interphase of the cell cycle?  
  a.   telophase, prophase, metaphase, telophase  
  b.   anaphase, telophase, prophase, metaphase  
  c.   metaphase, anaphase, telophase, prophase  
  d.   prophase, metaphase, anaphase, telophase  
  Hint    
      
  4.If checkpoint control proteins detect mistakes and damage during the cell cycle, the cell enters ________ so that repairs can be made.  
  a.   cell-cycle arrest  
  b.   cytokinesis  
  c.   nuclear division  
  d.   interphase  
  Hint    
      
  5.Eukaryotic cell division is part of a complex series of stages in the life of a cell, called ____________ .  
  a.   the cell cycle  
  b.   circulation  
  c.   homeostasis  
  d.   the life cycle  
  Hint    
      
  6.Which of these cells in the human body, when mature, do not normally divide?  
  a.   stem cells  
  b.   skin cells  
  c.   liver cells  
  d.   nerve cells  
  Hint    
      
  7.In an eukaryotic cell, what controls the stages of the cell cycle?  
  a.   proteins called histones  
  b.   DNA polymerase  
  c.   kinases  
  d.   proteins called cyclins  
  Hint    
      
  8.What is the enzyme that catalyzes the formation of the new DNA strands?  
  a.   histone  
  b.   DNA polymerase  
  c.   kinase  
  d.   cyclin  
  Hint    
      
  9.What is the result of the synthesis of DNA?  
  a.   two double-stranded RNA molecules  
  b.   one strand of DNA and its complementary RNA strand  
  c.   two double-stranded DNA molecules  
  d.   four single-stranded DNA molecules  
  Hint    
      
  10.What is the point at which the cell receives signals that tell it to commit to a full round of the cell cycle?  
  a.   restriction point  
  b.   division point  
  c.   G0  
  d.   premitosis  
  Hint    

 
   
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