Can someone answer the question with a small paragraph please brainiest will be given

There are so many ways that you can help save our oceans, many of which involve small changes in your day to day life. If we reduce our carbon footprint, limit plastics, avoid products that exploit marine life, and spread awareness we can make a difference. The ocean is vital to our existence, and we should treat it that way.

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."