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Cancer DNA Replication
By Katelyn Owens
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Last updated almost 2 years ago
20 questions
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Question 19
19.
What percent of G would there be if there is 19% C?
1
Question 20
20.
What percent of C would there be if there is 22% G?
Question 1
1.
What are the three parts of a nucleotide?
A. sugar, phosphate, base
B. C, H, and O
C. amino acid, peptide bond, and hydrogen
D. phophate, ADP and hydrogen bond
Question 2
2.
What kind of sugar is found in a DNA nucleotide?
A. ribose
B. glucose
C. deoxribose
D. fructose
Question 3
3.
What is NOT a base in DNA?
A
T
C
U
Question 4
4.
What parts of the nucleotide makes up the rungs (MIDDLE) of the ladder?
bases
sugar and phosphate
Question 5
5.
What parts of the nucleotide make up the sides (backbone) of the ladder?
bases
sugar and phosphate
Question 6
6.
What base does
adenine
bind to?
Adenine
Cytosine
Guanine
Thymine
Question 7
7.
What base does
cytosine
bind to?
Adenine
Cytosine
Guanine
Thymine
Question 8
8.
Fill in the complementary bases on the strand below.
A T C C A G
Question 9
9.
When does DNA replication occur?
During G1
During S phase
During G2
During mitosis
Question 10
10.
What is the role of DNA helicase in DNA replication?
To glue the Okazaki fragments together
To add free nucleotides
To separate the DNA strands
Question 11
11.
Once the DNA strands are separated, free nucleotides are added to the complementary strands by which enzyme?
Helicase
Ligase
Primer
Polymerase
Question 12
12.
The new DNA strand that is built continously is called
Lagging strand
Leading strand
Template strand
Question 13
13.
The strand that is built in pieces is called
Leading strand
Lagging strand
Template strand
Question 14
14.
Letter A represents the strand that is built continuously. Letter A is the
Template strand
Leading strand
Lagging strand
Replication fork
Question 15
15.
Letter B represents the strand that is built in pieces. Letter B is the
Template strand
Leading strand
Lagging strand
Replication fork
Question 16
16.
The lagging strand that is built in fragments is called
Owens fragments
Okazaki fragments
Ligase fragments
Primer fragments
Question 17
17.
Which enzyme glues the fragments on the lagging strand?
Helicase
Ligase
Polymerase
Single Binding Protein
Question 18
18.
DNA replication is saide to be
semiconservative
because
A. two entirely new molecules of DNA are made from one old molecule
B. one molecule of DNA is spilt into two separate strands
C. one entirely new molecule of DNA is made from one old molecule
D. newly formed DNA molecules each contain one newly synthesized starnd and one old strand
