12 Questions
What is the primary function of adenosine triphosphate (ATP) in cells?
To transfer energy in various cellular reactions
What is the term used to describe nucleotides containing ribose?
Ribonucleotides
What is the common characteristic of cytosine, thymine, and uracil?
They are all derived from a six-membered pyrimidine ring
What is the result of the binding of an H+ ion to a nitrogen-containing base under acidic conditions?
An increase in the concentration of OH- ions in aqueous solution
What is the term used to describe the five-carbon sugar found in nucleotides?
Ribose or deoxyribose
What is the function of the phosphate groups in nucleotides?
To carry one or more nitrogen-containing bases
What is the primary function of nucleotides in the cell?
To store and retrieve biological information
What is the type of bond formed between nucleotides during nucleic acid synthesis?
Phosphodiester bond
What is the difference between RNA and DNA in terms of their sugar-phosphate backbone?
RNA has a backbone based on ribose, while DNA has a backbone based on deoxyribose
Which of the following bases is found in DNA but not in RNA?
T
What is the process by which nucleotides are linked together to form nucleic acid chains?
Condensation reaction
What is the purpose of the base-pairing between nucleotides in different nucleic acid molecules?
To underlie heredity and evolution
Learn about the composition of nucleotides, including the five-carbon sugar and nitrogen-containing ring compounds, and how they differ between ribonucleotides and deoxyribonucleotides. Discover the role of acidic conditions in the binding of H+ to these bases. Test your understanding of the molecular structure of nucleotides!
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