PCR Is ____

Multiple Choice

PCR is ____.

A) repeated DNA replication cycles of a specific region of a DNA molecule
B) DNA replication in which DNA polymerase replicates an entire chromosome
C) a reaction in which restriction enzymes cut a gene of interest from the chromosome
D) transcription during which only a portion of the cell's DNA is expressed
E) translation during which only some mRNA molecules are translated to make proteins