PLEASE HELP ME OUT!!!
Which of the followings are true of human genomic libraries? (Two correct answers).
A. They contain DNA copies of the mRNAs present in a particular cell or tissue.
B. They contain the equivalent of the entire human genome, cloned into a vector.
C. The use of the enzyme reverse transcriptase is crucial in their construction.
D. They are likely to contain sequences derived from introns.
