Science Home Product Information Site Map Search Contact Us   Glencoe Online
Quizzes Quiz
Chapter 8: The Cell Cycle

Practice Test
  1.DNA strands are parallel but run in opposite directions. What is this arrangement known as?  
  a.   opposite structure  
  b.   antiparallel structure  
  c.   parallel structure  
  d.   alternate structure  
  2.What is a DNA-protein complex that allows DNA molecules to fit into a cell's nucleus?  
  a.   nucleosome  
  b.   leading strand  
  c.   cytokinesis  
  d.   replisome  
  3.What is the narrow point near the center of the chromosome by which sister chromatids are attached?  
  a.   spindle  
  b.   kinetochore  
  c.   centromere  
  d.   metaphase plate  
  4.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.   a replisome  
  b.   chromatin  
  c.   replication origins  
  d.   a nucleosome  
  5.What is the result of the synthesis of DNA?  
  a.   four single-stranded DNA molecules  
  b.   two double-stranded DNA molecules  
  c.   one strand of DNA and its complementary RNA strand  
  d.   two double-stranded RNA molecules  
  6.Which is the correct order of the stages of mitosis, beginning with interphase of the cell cycle?  
  a.   prophase, metaphase, anaphase, telophase  
  b.   telophase, prophase, metaphase, telophase  
  c.   metaphase, anaphase, telophase, prophase  
  d.   anaphase, telophase, prophase, metaphase  
  7.During what stage of the cell cycle does DNA replicate?  
  a.   S  
  b.   G0  
  c.   M  
  d.   R  
  8.Which of these is the stage in the cell cycle during which the cell prepares to divide?  
  a.   M  
  b.   G2  
  c.   S  
  d.   G1  
  9.In DNA, the nitrogen base adenine only pairs with the nitrogen base _______ .  
  a.   guanine  
  b.   uracil  
  c.   thymine  
  d.   cytosine  
  10.In an eukaryotic cell, what controls the stages of the cell cycle?  
  a.   proteins called cyclins  
  b.   proteins called histones  
  c.   kinases  
  d.   DNA polymerase  

McGraw-Hill / Glencoe
The McGraw-Hill Companies