Answer:
The correct answer is option C. gel electrophoresis
Explanation:
Hello!
Let's solve this!
We will analyze each of the options:
A. cloning of whole animals: it is total cloning, it is not used to compare DNA
B. PCR: used to replicate DNA and to analyze it
C. gel electrophoresis: used to compare different bands of DNA
D. bacterial plasmids: they are used to replicate DNA but it is not as fast as PCR
After the analysis we will conclude that the correct answer is option C. gel electrophoresis
