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Biology Quiz 12-2
Test Description: DNA Replication
Instructions: Answer all questions to get your test result.
1) What is the first step in DNA replication?
A
The DNA doubles
B
the DNA unwinds
C
The nucleotides are added
D
The DNA unzips
2) What is the second step in DNA replication?
A
the DNA unwinds
B
The DNA doubles
C
The DNA unzips
D
The nucleotides are added
3) What is the last step in DNA replication?
A
The DNA doubles
B
the DNA unwinds
C
The DNA unzips
D
The nucleotides are added
4) The replication of a molecule of DNA results in four copies of the same gene.
A
False
B
True
5) Which of the following DNA strands is complimentary to AATGCGTCC?
A
AATGCGTCC
B
TTACGCAGG
C
TTTCGCAGG
D
TTACGGAGG
6) If a nucleotide contains uracil it is RNA.
A
False
B
True
7) In eukaryotes, DNA is located in the
A
cytoplasm
B
nucleus
C
ribosomes
D
mitochondria
8) The first step in DNA replication is the unwinding of the strand.
A
False
B
True
9) During DNA replication, a strand of DNA that has the bases CTAGGT produces a strand with the bases
A
GATCCG
B
GATCCA
C
TCGAAC
D
CATCCA
10) Before DNA can copy itself the hydrogen bonds between bases must be broken
A
False
B
True
11) DNA replication results in two DNA molecules
A
each with two original strands
B
each with two new strands
C
one with two new strands and one with two original strands
D
each with one new strand and one original strand
12) When the bonds are broken between bases during replication, heat is released
A
true
B
False
13) DNA is copied during a process called
A
transcription
B
translation
C
replication
D
transformation
*select an answer for all questions
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