Glencoe Biology

Section 2: Replication of DNA

Self-Check Quizzes

1
The enzyme ____ catalyzes the addition of nucleotides to the DNA strand.
A)uracil
B)adenine
C)DNA polymerase
D)segmental ligase
2
What are the small segments synthesized in the lagging strand of DNA?
A)ligases
B)adenines
C)Okazaki fragments
D)helixes
3
What type of bonds are broken during the unwinding stage of replication?
A)hydrogen in bases
B)hydrogen in polymerase
C)sulfur in ligase
D)carbon
4
What difference in eukaryotic and prokaryotic replication is shown here?
<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=gif::::/sites/dl/free/0078695104/383936/ct.gif','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (9.0K)</a>
A)Prokaryotes do not replicate their DNA.
B)Prokaryotic replication occurs at multiple origins.
C)Eukaryotic replication occurs in only one direction.
D)Eukaryotic replication occurs at multiple origins.
5
What genetic process is shown here?
<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=gif::::/sites/dl/free/0078695104/383936/cw.gif','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (10.0K)</a>
A)RNA replication
B)semiconservative replication
C)parent strand mutation
D)meiosis
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