**EXTEND** **8.** What are two or more elements scientists should investigate, which could substitute for two of the five other elements (O, C, H, N, S) we know to be essential for life? Explain your answer using *patterns* from the Periodic Table and Lewis Diagrams. **9.** What would be a reason these substitutions might NOT happen?

EXTEND 8. What are two or more elements scientists should investigate, which could substitute for two of the five other elements (O, C, H, N, S) we know to be essential for life? Explain your answer using patterns from the Periodic Table and Lewis Diagrams. 9. What would be a reason these substitutions might NOT happen?

Biochemistry

9th Edition

ISBN:9781319114671

Author:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Publisher:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Chapter1: Biochemistry: An Evolving Science

Section: Chapter Questions

Problem 1P

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