23. What is a “cDNA library”?
(A) A collection of peptide fragments derived from the genomic DNA in anorganism or cell type under a defined set of conditions.
(B) A collection of complementary DNA fragments derived from the complementof tRNA expressed in a particular organism or cell type under a defined set ofconditions.
(C) A collection of cloned DNA fragments derived from the complement ofmRNA expressed in a particular organism or cell type under a defined set ofconditions.
(D) A collection of cloned RNA fragments derived from the complement strand ofa particular DNA in an organism or cell type under a defined set ofconditions.