DNA Structure and Replication Quiz
Authored by Heather McCormick
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9th - 12th Grade
Used 3+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1. Which of these is not a nitrogenous base?
Adenine
Leucine
Guanine
Cytosine
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2. What molecule makes up the DNA backbone along with the phosphates?
Base
Sugar
Phosphate group
Hydrogen bond
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
3. DNA replication is called ____________________, because one strand is new and one strand is old?
Semi-conservative
Conservative
Dispersive
Independent
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4. What type of bond holds the nitrogen bases together?
Phosphate bond
Hydrogen bond
Nitrogen bond
Ionic Bond
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
5. During DNA replication, which enzyme adds new nucleotides to build the new strands of DNA?
Helicase
DNA Polymerase
Ligase
Pepsin
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
6. What are the three parts of a nucleotide?
Deoxyribose sugar, Phosphate, Nitrogen Base
Adenine, Phosphate, Helicase
Deoxyribose sugar, Phosphate, Amino Acid
Lipid, Nitrogen Base, Phosphate
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
7. Which enzyme unwinds or unzips the DNA in replication?
Helicase
DNA Polymerase
Ligase
Pepsin
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