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Nucleic Acids

Nucleic Acids
A five carbon sugar lacking a hydrogen at the number 2 carbon is found in

RNA
DNA
rDNA
mRNA

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Nucleic Acids
The unfavourable free energy associated with not satisfying a hydrogen bond after formation of the double helix is approximately

20 kJ/mol
30 kJ/mol
10 kJ/mol
25 kJ/mol

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Nucleic Acids
Nucleic acids can be analyzed experimentally by their

molecular weight
absorption of uv light
absorption of visible light
none of these

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Nucleic Acids
Which of the following is a purine?

Thymine
Uracil
Adenine
Cytosine

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Nucleic Acids
A purine with an amine (NH2) group on the 6th carbon is

thymine
cytosine
guanine
adenine

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Nucleic Acids
Which of the following is found on RNA but not DNA?

Deoxyribose
Adenine
Uracil
Phosphate

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