DNA and RNA Structure Answers
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On an RNA molecule, which would base pair with adenine?
A
thymineB
guanineC
cytosineD
uracil2
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Which of the following could be a nucleotide of RNA?
A
deoxyribose + phosphate group + thymineB
deoxyribose + phosphate group + uracilC
ribose + phosphate group + thymineD
ribose + phosphate group + uracil3
The diagram shows a nucleic acid in the shape of a double helix.Which sugar is present in the nucleic acid that is represented in the diagram?
A
phosphateB
uracilC
deoxyriboseD
ribose4
Why can uracil be used as a “clue” to identify RNA in a strand?
A
Because uracil is found in both DNA and RNA.B
Because uracil indicates a damaged DNA strand.C
Because uracil is always paired with thymine.D
Because uracil is unique to RNA.5
The diagram shows a nucleic acid in the shape of a helix.Which sugar is present in the nucleic acid that is represented in the diagram?
A
uracilB
thymineC
deoxyriboseD
ribose6
Where is the DNA located in a eukaryotic cell?
A
ribosomesB
nucleusC
cytoplasmD
cell membrane7
Which represents a strand of RNA bases?
A
TGGCTCGAAB
UGGCUCGAAC
GTTAGTGCCD
CAATCTAGG8
DNA is a nucleic acid polymer composed of which repeating structural unit?
A
nucleotidesB
phosphate groupsC
ribosomesD
proteins9
What is the role of RNA?
A
to provide the original blueprint for protein productionB
to move information from the ribosomes to the nucleus for protein synthesisC
to break down proteins into amino acid monomersD
to move information from the nucleus to the ribosomes for protein synthesis10
Which base is found only in RNA?
A
riboseB
thymineC
uracilD
deoxyriboseDid you find these answers helpful?
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