Question

Which classification of compound contains nucleic acids in living tissues?

Options

• Water-soluble organic compounds

• Lipid-soluble organic compounds

• Acid-soluble fraction

• Acid-insoluble fraction

Answer 1

Nucleic acids are large polymeric macromolecules found in the acid-insoluble fraction of living tissues. This classification reflects their chemical properties and was historically important in their initial identification and characterization from biological samples.