WorksheetsQuiz: DNA Replication
Total questions: 11
Worksheet time: 5mins
Name
Class
Date
1.
What are the building blocks of DNA?
a)
Nucleotides
b)
Nuclei
c)
Nucleic Acid
d)
Noodles
2.
What are the 2 strand of DNA connected in the middle with?
a)
Covalent Bonds
b)
Hydrogen Bonds
c)
James Bonds
3.
Select all of the incorrect pairings below:
a)
Adenine - Thymine
b)
Cytosine - Guanine
c)
Guanine - Cytosine
d)
Thymine - Adenine
e)
Thymine - Guanine
4.
What must you do to a DNA strand in order to make a duplicate strand?
a)
Use the old strand, make a copy and toss out the old one
b)
Unzip the old strand, add the new parts to the old piece so each new molecule has one piece of the old and one piece of the new
c)
Unzip the old one and create hydrogen bonds between the old bases again after you have used it as a template.
5.
The "backbone" of DNA consists of
a)
Just Sugar
b)
Sugars and Phosphates
c)
Nitrogenous Bases
6.
Which is the correct order of the complementary pairs for the strand: ATTCGC
a)
ATTCGC
b)
GCCATA
c)
TAAGCG
d)
CGGTAT
7.
What is the job of the helicase and polymerase enzymes?
a)
Helicase unzips and polymerase put the new ones together
b)
Polymerase unzips and helicase puts the new ones together
c)
Polymerase does everything
d)
Helicase does everything
8.
If there are 30 Adenine on the DNA molecule, use Chargaff's rule to determine the amount of the other bases.
a)
There are 30 Guanine
b)
There are 20 Cytosine
c)
There are 20 Adenine
d)
There are 20 Thymine
9.
Why is DNA replication considered "semi-conservative"?
a)
The old strand stays together the entire time
b)
The old strand is used as a template for the new strands
c)
The new strand deletes pieces from the old one
10.
Where is the DNA located in a prokaryotic cell (like a bacteria)?
a)
The nucleus
b)
Free-floating in the cytoplam
c)
In the nucleotide
d)
In the nucleolus
11.
Label the nucleotide
a)
Phosphate
b)
Sugar
c)
Nitrogenous base
1
2
3
1)
2)
3)
100 %
