For a Particular Microarray Assay (DNA Chip), CDNA Has Been

Multiple Choice

For a particular microarray assay (DNA chip) , cDNA has been made from the mRNAs of a dozen patients' breast tumour biopsies. Which of the following types of evidence will researchers be looking for in order to determine if the cells are cancerous?

A) a particular gene that is amplified in all or most of the patient samples
B) a pattern of fluorescence that indicates which cells are over proliferating
C) a pattern shared among some or all of the samples that indicates gene expression differing from control samples
D) a group of cDNAs that match those in non-breast cancer control samples from the same population