Documents Summer work Chapters 1, 6 and 25. History of Life on Earth.

Summer work Chapters 1, 6 and 25 History of Life on Earth Fig 25-UN8 Millions of years ago (mya) 1.2 bya: First multicellular eukaryotes 2.1 bya: First eukaryotes (single-celled)…

Documents History of Life on Earth

History of Life on Earth Chapter 25 Overview First Cells Major Life events Fossil Record Geologic Time scale Mass extinctions Continental Drift What was Early Earth like?…

Documents History of Life on Earth Chapter 25. Overview First Cells Major Life events Fossil Record Geologic.....

History of Life on Earth Chapter 25 Overview First Cells Major Life events Fossil Record Geologic Time scale Mass extinctions Continental Drift What was Early Earth like?…