A biochemist is analyzing an aqueous solution of a pure unidentified macromolecule that she isolated from the cytosolic fraction of plant cells.She determined that the macromolecule is probably DNA from chloroplasts and mitochondria by adding an enzyme that catalyzed the destruction of the macromolecule.The enzyme most likely broke which type of bonds?

Question

Quizplus · Accepted Answer

The destruction of DNA would require the breaking of phosphodiester bonds, which link the nucleotides in the DNA backbone. Glycosidic bonds are found in carbohydrates and link monosaccharides, while peptide bonds link amino acids in proteins.

A Biochemist Is Analyzing an Aqueous Solution of a Pure