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?
a. glycosidic
b. peptide
c. phosphodiestes
d. None of the above
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