Biology (11th Edition)

Published by McGraw-Hill Education
ISBN 10: 1-25918-813-2
ISBN 13: 978-1-25918-813-8

Chapter 28 - Prokaryotes - Review Questions - Apply: 7

Answer

A.

Work Step by Step

B. is wrong because it directly contradicts the information in the question, and C. is incorrect based on the fact that it is a bacterium, not a virus, which helps the plants. D. is wrong since no plant can use atmospheric molecular nitrogen.
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