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Chapter 8: The Cell Cycle

Practice Test
      
  1.Once mitosis and cytokinesis are complete, what part of the cell cycle do the daughter cells enter?  
  a.   prophase  
  b.   telophase  
  c.   G0  
  d.   G1  
  Hint    
      
  2.What are the stages of the cell cycle in which the cell grows and synthesizes RNA, proteins, and other macromolecules?  
  a.   G1 and M  
  b.   G1 and G2  
  c.   S and GO  
  d.   G2 and S  
  Hint    
      
  3.What is any change in the sequence of a cell's DNA?  
  a.   a mutation  
  b.   a restriction  
  c.   a nuclear division  
  d.   a replication  
  Hint    
      
  4.What is the enzyme that catalyzes the formation of the new DNA strands?  
  a.   histone  
  b.   DNA polymerase  
  c.   kinase  
  d.   cyclin  
  Hint    
      
  5.Which of these cells in the human body, when mature, do not normally divide?  
  a.   skin cells  
  b.   stem cells  
  c.   liver cells  
  d.   nerve cells  
  Hint    
      
  6.What is a DNA-protein complex that allows DNA molecules to fit into a cell's nucleus?  
  a.   cytokinesis  
  b.   nucleosome  
  c.   replisome  
  d.   leading strand  
  Hint    
      
  7.Once mitosis is complete, what must occur before cell division is complete?  
  a.   nuclear division  
  b.   cytokinesis  
  c.   passing the restriction point  
  d.   DNA replication  
  Hint    
      
  8.What is the result of the synthesis of DNA?  
  a.   two double-stranded DNA molecules  
  b.   four single-stranded DNA molecules  
  c.   one strand of DNA and its complementary RNA strand  
  d.   two double-stranded RNA molecules  
  Hint    
      
  9.DNA strands are parallel but run in opposite directions. What is this arrangement known as?  
  a.   parallel structure  
  b.   antiparallel structure  
  c.   alternate structure  
  d.   opposite structure  
  Hint    
      
  10.During what stage of the cell cycle does DNA replicate?  
  a.   G0  
  b.   R  
  c.   M  
  d.   S  
  Hint    

 
   
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