2.6 DNA/RNA structure
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8 Terms
1
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compare the structure of DNA and RNA (general shape/structure)
DNA: double stranded, helix
RNA: single stranded, no helix
RNA: single stranded, no helix
2
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compare the structure of DNA and RNA (sugar)
DNA: deoxytibose
RNA: ribose
RNA: ribose
3
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compare the structure of DNA and RNA (bases)
DNA: Adenine, Cytosine, Guanine, Thymine
RNA: Adenine, Cytosine, Guanine, Uracil
RNA: Adenine, Cytosine, Guanine, Uracil
4
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State the type of bonds that connect base pairs in a DNA molecule.
(i) hydrogen
5
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State the type of bonds that link DNA nucleotides into a single strand.
covalent / phosphodiester linkage
6
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What is a similarity between DNA and RNA?
Both are polymers of nucleotides.
7
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What is the relationship between enzymes and DNA?
The structure of enzymes is determined by DNA.
8
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The percentage of thymine in the DNA of an organism is approximately 30 %. What is the percentage of guanine?
20%