The experiments that lead to new discoveries are peer-reviewed by other scientists. Peer reviews help
determine two things. Name one of them.

One of the things that peer review helps to determine is credibility

Explanation:

One of the things that peer review helps to determine is CREDIBILITY. Peer review refers to the act of evaluating scientific, academic or professional works by others who are experts in the same field. The techniques use in peer reviewing ensure that standard and expected quality are maintained.

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."