Diagram Sodium has 11 protons and 11 neutrons in
its nucleus. Draw a sodium atom.
Be sure to label the particles.

a and b

c.) polymerase chain reaction

- "unlike the original dna fingerprinting method, dna profiling does not use restriction enzymes to cut the dna. instead it uses the polymerase chain reaction (pcr)? to produce many copies of specific str sequences. pcr is an automated procedure that generates lots of copies of a specific sequence of dna."