WorksheetsDNA Replication
Total questions: 10
Worksheet time: 7mins
Name
Class
Date
1.
DNA replication results in two DNA molecules,
a)
each one with two original strands
b)
each one with two new strands
c)
each one with one new strand and one original strand
d)
one with two new strands and the other with two original strands
2.
What are the three components of a nucleotide?
a)
sugar, hydrogen, nitrogen base
b)
sugar, oxygen, nitrogen base
c)
sugar, phosphate, nitrogen base
d)
sugar, phosphate, protein
3.
The enzyme that unzips the DNA to prepare for replication ("The Unzipper")
a)
helicase
b)
replicase
c)
polymerase
d)
synthase
4.
The enzyme that comes first temporarily gets the single strand ready to add new nucleotides is called "The Initializer" or
a)
Helicase
b)
Primase
c)
Polymerase
d)
Nuclease
5.
Small segments of DNA made on the lagging strand are called:
a)
Okazaki Fragments
b)
ERVs
c)
Transposable Elements
d)
Telomeres
6.
Which enzyme is responsible for adding nucleotides ("The Builder")?
a)
Topoisomerase
b)
DNA Polymerase
c)
Ligase
d)
Primase
7.
Replicate the following strand of DNA:
AATCATGGA
AATCATGGA
a)
AATCATGGA
b)
TTAGTACCT
c)
UUAGUACCU
d)
GGATAUCUA
9.
If DNA Polymerase is reading the following sequence: 3'-AATCGC-5' what will the enzyme add to the growing DNA strand?
a)
5'-GCGATT-3'
b)
5'-TTAGCG-3'
c)
5'-AATCGC-3'
d)
3'-AATCGC-5'
9.
If DNA Polymerase is reading the following sequence: 3'-AATCGC-5' what will the enzyme add to the growing DNA strand?
a)
5'-GCGATT-3'
b)
5'-TTAGCG-3'
c)
5'-AATCGC-3'
d)
3'-AATCGC-5'
10.
Which enzyme uncoils the DNA?
a)
Topoisomerase
b)
Helicase
c)
Polymerase
d)
Ligase
100 %
