BuyFind

Biology: The Unity and Diversity o...

15th Edition
Cecie Starr + 3 others
Publisher: Cengage Learning
ISBN: 9781337408332
BuyFind

Biology: The Unity and Diversity o...

15th Edition
Cecie Starr + 3 others
Publisher: Cengage Learning
ISBN: 9781337408332

Solutions

Chapter
Section
Chapter 19, Problem 4SQ
Textbook Problem

According to one hypothesis, negatively charged clay particles played a role in early ______ .

  1. a. protein formation
  2. b. DNA replication
  3. c. photosynthesis
  4. d. oxygen declines

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