Campbell Biology (10th Edition)

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

Chapter 53 - Test Your Understanding - Level 1 - Knowledge/Comprehension - Page 1206: 5



Work Step by Step

We are now past the year 2015 and know this to be true, but this estimate is also given on page 1202.
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