Biology (11th Edition)

Published by McGraw-Hill Education
ISBN 10: 1259188132
ISBN 13: 978-1-25918-813-8

Chapter 9 - Cell Communication - Review Questions - Understand - Page 185: 7

Answer

C.

Work Step by Step

Ras is a G protein which sits between the receptor and the MAP kinase signalling pathway (C.). A., B., and D. refer to other parts of cell signalling such as adenylyl cyclase for making cAMP (B.) or kinases (D.) and are, thus, wrong.
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