
Biology 9th Edition by Eldra Solomon,Linda Berg ,Diana Martin
Edition 9ISBN: 978-0538741255
Biology 9th Edition by Eldra Solomon,Linda Berg ,Diana Martin
Edition 9ISBN: 978-0538741255 Exercise 4
ANALYZING DATA. Evidence for the oldest cyanobacterial fossils (stromatolites)dates to about 2 billion years, but molecular evidence inferred from lipids in ancient rocks puts the date for living cyanobacteria and eukaryotes at 2.7 billion years. Develop two opposing hypotheses to explain the discrepancy between the dates.


Explanation
The cyanobacteria (structural) fossils f...
Biology 9th Edition by Eldra Solomon,Linda Berg ,Diana Martin
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