Biology (11th Edition)

Published by McGraw-Hill Education
ISBN 10: 1-25918-813-2
ISBN 13: 978-1-25918-813-8

Chapter 17 - Biotechnology - Figure 17.8 - Inquiry Question: 1

Answer

cDNA would be a poor choice for getting both intron and exon sequence since it is made from mRNA which has been edited, removing the introns which are sought.

Work Step by Step

mRNA editing removes introns and leaves exons, so cDNA made from mRNA, using reverse transcriptase, would lack these sequences.
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