Human Biology, 14 Edition

Published by McGraw-Hill Education
ISBN 10: 1-25924-574-8
ISBN 13: 978-1-25924-574-9

Chapter 20 - Assess - Page 451: 1

Answer

1. d. proto-oncogenes and tumor suppressor genes

Work Step by Step

Proto-oncogenes stimulate the cell cycle and promote cell growth, but tumor suppressor genes inhibit the cell cycle
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