Arieanna is a crime scene investigator for the St. Louis MPD Crime Lab. Whenever bodily fluids, such as blood, are left at a crime scene, her job is to take a sample back to her lab and test the DNA for matches. Which type of
macromolecule is she testing?
-)))
A)
Proteins
B)
Carbohydrates
Lipids
D)
Nucleic Acids