Biology (11th Edition)

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

Chapter 26 - The Origin and Diversity of Life - Review Questions - Apply: 3



Work Step by Step

Life 3.2 BYA would be demonstrated by having a plausible fossil (features, carbon) of a cell with an appropriate date (D.). A. is wrong since it contains no information about dating, and B. can be excluded since it is talking about the origin of eukaryotes, not of the origins of life. C. does not mention any carbon in the fossil nor does it make it clear that the fossil is clearly a cell.
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