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Molecular Genetics 121
Section 2 Replication of DNA
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ht ©
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ncoe
/McG
raw
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Scan Section 2 of the chapter. Write three questions that come to mind from reading the headings and the illustration captions.
1.
2.
3.
Use your book or dictionary to define template.
Use your book or dictionary to define the following terms. Then look through the section to find a sentence with each term. Write the sentence.
template
semiconservative replication
DNA polymerase
Okazaki fragment
Molecular GeneticsName Date
DetailsMain Idea
NewVocabulary
ReviewVocabulary
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122 Molecular Genetics
Name Date
SemiconservativeReplication
I found this informationon page .
Describe semiconservative DNA replication.
Sequence and model each step in the replication of a DNA molecule. Write about what happens, and draw a DNA molecule going through each step. In the last box, describe and draw the products of replication.
Section 2 Replication of DNA (continued)
Cop
yrig
ht ©
Gle
ncoe
/McG
raw
-Hill
, a
divi
sion
of
The
McG
raw
-Hill
Com
pani
es,
Inc.
Analyze how a DNA molecule acts like a template.
A. B.
C. D.
Model During replication, the parental strands
The new DNA molecule is
composed ofSemiconservative replication
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Molecular Genetics 123
Name Date
Complete the table below on the role of each protein in DNA replication. The first one has been done for you.
Protein Stage of DNA Replication Activity
DNA helicase
unwinding unwinds and unzips the DNA
DNA ligase
DNA polymerase
RNA primase
Single-stranded binding protein
Section 2 Replication of DNA (continued)C
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DetailsMain Idea
I found this informationon page .
Comparing DNA Replication in
Eukaryotes and Prokaryotes
I found this informationon page .
Contrast the differences between prokaryotic and eukaryotic DNA replication.
Eukaryotes ProkaryotesNumber of origins for DNA replication
Where replication takes place in the cell
Analyze how the activity of DNA polymerase is consistent with Watson and Crick’s model of semiconservative replication.
SUMMARIZE
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