Where did we come from ?: A whirlwind tour of evolutionary trends During the Archean Eon, prior to About 3.5 billion years ago, the floor of the seas would have looked like…
Fossils and Evolution 870:125 Review syllabus Text Supplemental resources Objectives Tests and grading Trip to Ashfall (NE) Fossils & EvolutionâChapter 1 Ch. 1âKey…