Which of These Molecules Is Made Up of a Nitrogenous

question 34

Multiple Choice

Which of these molecules is made up of a nitrogenous base, five-carbon sugar, and a phosphate group?

• A) amino acid
• B) monosaccharide
• C) nucleotide
• D) fatty acid
• E) triglyceride

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Definitions:

Hydrogen-bonded Dimers

Pairs of molecules that are connected by hydrogen bonds, often observed in carboxylic acids and alcohols.

Molecular Weights

The sum of the atomic weights of all atoms in a molecule, representing the mass of a molecule relative to the unified atomic mass unit.

Carboxylic Acids

Organic acids characterized by the presence of at least one carboxyl group (-COOH), widely occurring in nature and used in various industrial applications.

Aldehydes

Organic compounds characterized by the presence of a carbonyl group attached to at least one hydrogen atom, used in a wide range of chemical synthesis processes.