BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
10th Edition
ISBN: 9781305967359
Author: STARR
Publisher: CENGAGE L
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Chapter 18, Problem 6SA

By one hypothesis, clay________.

a. facilitated assembly of early polypeptides
b. was present at hydrothermal vents
c. provided energy for early metabolism
d. served as an early genome
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BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
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Publisher:CENGAGE L
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