Biology 2010 Student Edition

Published by Prentice Hall
ISBN 10: 9780133669510
ISBN 13: 978-0-13366-951-0

Chapter 12, DNA - 13.4 - Gene Regulation and Expression - 13.4 Assessment - Page 383: 1c

Answer

A repressor acts to halt the functionality. It is like the power off switch.

Work Step by Step

A repressor can either begin or halt functionality. This is like a light switch, which can allow electricity to pass through, beginning the process of turning the light on. However, if the light switch is turned off, the process is halted.
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