Come up with at least two possible alternative explanations for the "amazing" redistribution of the etpum on the lycra-sealed slide. both of your explanations should consider how the microbes "sensed" the presence of polyurethane. one of your answers should not involve fl agella.

answer; 60-100; beats per minute

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."

b.have there own function.