Chapter 15 Early Earth and the Origin of Life. Life on Earth originated between 3.5 and 4.0 billion years ago. The Earth formed about 4.5 billion years.
14.1 The record of life 1. 14.1 The Record of Life… VOCABULARY Isotope = atoms of the same element that have different numbers of neutrons. Fossil = evidence.
History Life APBioCh17
CHAPTER 25 CAMPBELL and REECE. Conditions on early Earth made the Origin of Life possible Macroevolution : evolutionary change above the species level.
B1 C1 P1 REVISION QUIZ!. B1 You and Your Genes 1.Put these words in the correct order of their size from smallest to largest.
The History of Life. Pre-Darwinian beliefs reflected the concept of spontaneous generation Spontaneous generation refuted by Pasteur: no growth.
Standard 1 Objective 2 Study Notes Astronomy 2. 1 _____ is the most likely destination for manned _________ and surface exploration because it has some.
Topics The issue Attempts to create life The primordial soup Second Law of Thermodynamics Information and complexity.
Yuk L. Yung C. D. Parkinson Division of Geological and Planetary Sciences California Institute of Technology 1/4/2005 Chemical Evolution in the Saturnian.
Fossils Earth’s Beginning Age and Eras Classification.
Hunt for molecules at the origin of life Y. Ellinger, M. Lattelais, G. Berthier Laboratoire d’Etude Théorique des Milieux Extrêmes Cet exposé s’appuie.
Origins of Life on Earth SC.912.L.15.8 Describe the scientific explanations of the origin of life on Earth. Source: