10 Questions
What is the best-known nucleic acid?
Deoxyribonucleic acid (DNA)
Which nitrogen bases are classified as purines?
Adenine and guanine
What is the role of phosphoric acid in nucleotides?
Provides the 'acid' in nucleic acid
What is a nucleoside?
A combination of a nitrogen base with a 5-carbon sugar
Which nucleotide component approaches another molecule to form nucleic acid?
Hydrogen (the nitrogen base) approaches another molecule that contains an -OH group (a sugar)
Enzymes are not involved in the synthesis of proteins
False
Cytosine and thymine are both purine nitrogen bases
False
Nucleosides are composed of a nitrogen base and a 6-carbon sugar
False
Uracil is found in DNA but not in RNA
False
Phosphoric acid is not a component of nucleotides
False
Test your knowledge of biochemistry with this quiz on the structure, function, and properties of enzymes and vitamins, as well as the discovery and role of nucleic acids in cells. Brush up on your understanding of DNA and its importance in carrying genetic information.
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