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DNA Structure Review
Test Description: Review the structure of DNA for the second semester exam
Instructions: Answer all questions to get your test result.
1) The DNA molecule is made up monomers called
A
Nucleotides
B
Amino Acids
C
Fatty acids
D
Monosaccharides
2) DNA has a ___________ __________ shape.
A
Double helix
B
Double spiral
C
Helix
D
Spiral
3) The base pairing of DNA is
A
C-G and A-T
B
C-A and G-T
C
C-G and T-U
D
C-G and A-C
4) Which base is replaced with uracil in RNA
A
Adenine
B
Cytosine
C
Thymine
D
Guanine
5) The base are held together by ____________ bonds.
A
Ionic
B
Hydrogen
C
Strong
D
Covalent
6) The two bases that are pyrimidines are
A
Thymine and Cytosine
B
Guanine and Thymine
C
Cytosine and Guanine
D
Thymine and Adenine
7) Which would be a nucleotide of RNA?
A
Ribose, Adenine, phosphate group
B
Ribose, Cytosine, oxygen group
C
Deoxyribose, Urcil, phosphate group
D
Ribose, Thymine, phosphate group
8) DNA strands run in opposite directions; this is called ______________
A
Double helix
B
Antiopposite
C
Opposite parallel
D
Antiparallel
9) The complimentary DNA strand to CTTGATA would be
A
GUUCTAT
B
GAACATA
C
GAACTUT
D
GAACTAT
10) The scientists who used bacteriophage to confirm DNA carry genetic information
A
Hershey and Chase
B
Avery and Griffith
C
Watson and Crick
D
Franklin and Watson
11) The roles of DNA are
A
Copy information
B
All of the above
C
Transmitting information
D
Store information
*select an answer for all questions
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