Biology 2010 Student Edition

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

Chapter 20, Viruses and Prokaryotes - Assessment - Prokaryotes - Understand Key Concepts/Think Critically - Page 596: 13

Answer

b.

Work Step by Step

Option a. is incorrect. What is depicted are bacteriophages, which are viruses, not bacteria. Option c. is incorrect. The bacteria depicted are cocci, or spherical-shaped bacteria. Option d. is incorrect. The bacteria depicted are spirilla, or spiral-shaped bacteria. Option b. is correct. The bacteria depicted are bacilli, or rod-shaped bacteria.
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