'Dominant life form' presentation slideshows

Earth In The Beginning

Earth In The Beginning. Earth formed 4.6 billions of years ago. It was a fiery ball of molten rock Climate was hot ; there was not any water Early earth was lifeless. History of Life on Earth. Series of chemical events that produced the first living cell.

1.48k views • 121 slides

Deep Time and the Origins of Species

Deep Time and the Origins of Species. Books on the Subject. Donald C. Johanson and Maitland A Edy . Lucy: the Beginning of Humankind Richard E. Leakey. The Making of Mankind Tim M. Berra. Evolution and the Myth of Creationism Richard Dawkins. The Blind Watchmaker

640 views • 63 slides

Ediacaran and Cambriam Biota

Ediacaran and Cambriam Biota. Late Proterozoic Buildup (about 570 mya) For all of the 19th century and the first half of the 20th century, the Proterozoic eon had failed to yield any metazoan fossils.

862 views • 46 slides

Chapter 3

633 views • 37 slides

Warm Up

Warm Up. The most common Precambrian fossils are layered mounds of calcium carbonate called ____. a. prokaryotes c. stromatolites b. trilobites d. chert Most of the molecular oxygen in the early atmosphere of Earth resulted from a. decaying primitive plants and animals.

505 views • 18 slides