To synthesize insulin on a large scale basis, the most suitable staing material obtained from the beta cells of the pancreas is: (A) Genomic DNA, (B) Total cellular RNA, (C) cDNA of insulin, (D) mRNA of insulin
Answer is D. the mRNA act as messenger transpoing the information in the gene in DNA to the protein synthesizing machinery in the cytoplasmRef: DM VASUDEVAN, 7th edition, page no: 558