試題詳解

35. Which one of the following is the best statement about genomic library and cDNA library?
(A)A cDNA library is derived from mRNA by using reverse transcriptase.
(B) A genomic library is derived from mRNA by using reverse transcriptase.
(C) The number of DNA fragment in genomic library is the same to cDNA library.
(D)One DNA sequence can generate one cDNA.
(E)Most of DNA sequences from cDNA library are longer than that from genomic library.