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Chapter 8: The Cell Cycle

Practice Test
  1.Which is the correct order of the stages of mitosis, beginning with interphase of the cell cycle?  
  a.   anaphase, telophase, prophase, metaphase  
  b.   telophase, prophase, metaphase, telophase  
  c.   prophase, metaphase, anaphase, telophase  
  d.   metaphase, anaphase, telophase, prophase  
  2.DNA synthesis occurs continuously on only one of the original DNA strands. What is this strand called?  
  a.   the lagging strand  
  b.   the leading strand  
  c.   the discontinuous strand  
  d.   the histone strand  
  3.What is another term for mitosis?  
  a.   interphase  
  b.   S stage  
  c.   cytokinesis  
  d.   nuclear division  
  4.In what stage of the cell cycle are most cells found in adult multicellular organisms?  
  a.   S  
  b.   G1  
  c.   G2  
  d.   G0  
  5.Which of these cells in the human body, when mature, do not normally divide?  
  a.   stem cells  
  b.   liver cells  
  c.   skin cells  
  d.   nerve cells  
  6.DNA synthesis requires DNA polymerase, an RNA synthesizine enzyme, and an enzyme that unwinds the double helix. What is the combination of these proteins and DNA called?  
  a.   chromatin  
  b.   a nucleosome  
  c.   replication origins  
  d.   a replisome  
  7.What is the period in the cell cycle between cell divisions?  
  a.   interphase  
  b.   metaphase  
  c.   anaphase  
  d.   telophase  
  8.Once mitosis and cytokinesis are complete, what part of the cell cycle do the daughter cells enter?  
  a.   prophase  
  b.   G0  
  c.   G1  
  d.   telophase  
  9.During what stage of the cell cycle does DNA replicate?  
  a.   M  
  b.   R  
  c.   G0  
  d.   S  
  10.In DNA, the nitrogen base adenine only pairs with the nitrogen base _______ .  
  a.   guanine  
  b.   thymine  
  c.   uracil  
  d.   cytosine  

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