Question

why can only certain parts of dna be used as dna fingerprints?
a. the parts must code for the insulin protein.
b. the parts must only contain certain bases.
c. the parts must be unique to the person.
d. the parts must be dna for making skin cells.

Explanation:

DNA fingerprints are used to identify individuals. The key is uniqueness. Only parts of DNA that are unique to a person can serve as a "fingerprint" for identification purposes. Options A, B, and D are not the main criteria for selecting DNA for fingerprinting.

Answer:

C. The parts must be unique to the person