History of Life Part 3. Proterozoic Eon 2.5 bya – 543 mya stable continents first appear Most life are Bacteria and Archaeans first evidence of oxygen.
Genesis The Book of Beginnings Creation or Evolution?
5.4: Evolution Evolution is the cumulative change in the heritable characteristics of a population.
In some tropical forest ecosystems the biomass of social insects is greater than that of all other animal life combined! Social insects, especially ants,
HISTORICAL GEOLOGY: FOSSILS How do fossils form?.
Minerals, rocks, weathering, sequencing & energy
