HELP! Describe the interaction between the digestive and circulatory system of the earthworm.

answer: the answer is 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."

rain is the best answer

you can have just about every answer you can think of