Alh84001 - PowerPoint PPT Presentation

Week 5 E.T.’s, Life, and Research

Week 5 E.T.’s, Life, and Research. Wrapping it up!. Life on Our World. Life on Other Worlds The Nature of Life Chemical processes DNA = information storage and duplication Proteins, enzymes, RNA, amino acids LEFT HANDED Origin of Life?

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Younger Age for Oldest Martian Meteorite

Younger Age for Oldest Martian Meteorite. Long Geologic History. Formation by crystal accumulation in a magma chamber. Aqueous alteration and deposition of carbonate globules. Isotopic systems, hence ages, affected by shock and alteration . Shocked and crushed by impact.

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193 views • 3 slides

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