Campbell Biology (10th Edition)

Published by Pearson
ISBN 10: 0321775651
ISBN 13: 978-0-32177-565-8

Chapter 17 - 17.3 - Concept Check: 3

Answer

The cap helps in export of mRNA from the nucleus, in promoting mRNA stability, and in starting translation. All of these lead to protein production, which would decline or be eliminated if the cap were gone.

Work Step by Step

This question helps you see the three roles of of the 5' cap (see p. 341) and how they all point to the same goal--protein synthesis.
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