Campbell Biology (10th Edition)

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

Chapter 4 - Test Your Understanding - Level 1 - Knowledge/Comprehension - Page 65: 2

Answer

B. Sulfhydryl.

Work Step by Step

You can find A, C, and D by using the images in Fig 4.9, but B is absent (no S atom is a major clue).
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