Friday, January 13, 2012
Put the following in order.?
Something like this unicellular prokaryotes,multicellular eukaryotes,single cell organisms,explosion of life,invertebrates(animals without backbones),jellyfish,sponges,corals,anim… with backbones(vertebrates),fishes,first land plants,ferns,four legged animals, amphibians,early seed plants,reptiles, largest m extinction--Permian-Triic boundary (about 90-95% of all living things go extinct), dinosaurs, Juric period, small rodent like mammals,Cretaceous Period, first birds, first flowering plants, 65.5 Mya-K/T Boundary& 2/3 of all living species go extinct, Tertiary period, primates,20,000 years ago, mastodons and mammoths&modern humans appear. I don't know what you mean by MIT though and your leaping around a bit too.
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