Biology: The Unity and Diversity of Life (14th Edition)

Published by Brooks/Cole Publishing Co.
ISBN 10: 1305073959
ISBN 13: 978-1-30507-395-1

Chapter 39 - Self-Quiz - Page 705: 6

Answer

c. colon

Work Step by Step

The colon, or large intestine, is the home of several species of bacteria, including Escherichia coli. Vitamin B12 is made by E. coli in the large intestine and is then subsequently absorbed into the lining of the large intestine.
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