0 votes 0 votes Which one of the following techniques can be used to compare the expression of a large number of genes in two biological samples in a single experiment? Polymerase chain reaction $DNA$ microarray Northern hybridization Southern hybridization Others gate2019 + – soujanyareddy13 asked Nov 3, 2020 • edited Dec 13, 2020 by soujanyareddy13 soujanyareddy13 2.7k points answer comment Share Follow See all 0 reply Please log in or register to add a comment.