Final answer:
The phlebotomist must follow chain of custody guidelines for Paternity testing to maintain accuracy and integrity in genetic testing.
Step-by-step explanation:
The phlebotomist must follow chain of custody guidelines for Paternity testing in order to ensure the accuracy and integrity of the genetic testing process. Chain of custody refers to the process of maintaining documentation and control over a sample from the time of collection to the time of analysis, in order to prevent tampering or mishandling of the sample. By following chain of custody guidelines, phlebotomists can ensure that the DNA samples for paternity testing are properly collected, handled, and analyzed.