What statement concerning types of DNA libraries is true?
A)a cDNA library is derived from chromosomal DNA
B)a genomic library is derived from mRNA
C)a genomic library is made using mitochondrial DNA
D)a genomic library is derived from mRNA and is made using reverse transcriptase
E)a cDNA library is derived from mRNA and is made using reverse transcriptase

Question

Quizplus · Accepted Answer

A cDNA library is made using reverse transcriptase to convert mRNA into complementary DNA (cDNA). Genomic libraries, on the other hand, are made using genomic DNA (chromosomal or mitochondrial). Therefore, option E is the only correct statement.

What Statement Concerning Types of DNA Libraries Is True