Campbell Biology (10th Edition)

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

Chapter 17 - 17.2 - Concept Check: 1

Answer

A promoter is an upstream piece of DNA which identifies a functional gene to be transcribed and helps the transcription machinery land and transcribe it. It's like a book cover in how it identifies the gene's start or a landing pad for a helicopter since it shows where to go.

Work Step by Step

Review the definition of a promoter and look at Fig. 17.7 to see how where the promoter is found relative to the rest of the gene.
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