Chapter 26 ~ Early Earth and The Origin of Life. Early history of life l Solar system~ 12 billion years ago (bya) l Earth~ 4.5 bya l Life~ 3.5 to 4.0.
ORIGINS: HOW DID IT ALL BEGIN?. The topic of Origins is perhaps the largest of all imaginable topics of scientific research, as it includes everything.
1 Origin of Life 2 Aristotle (384 –322 BC) Proposed the theory of spontaneous generation Also called abiogenesis Idea that living things can arise from.
Chapter 26 Early Earth and the Origin of Life. Phylogeny Traces life backward to common ancestors. How did life get started?
EARLY EARTH and the ORIGIN OF LIFE. Major Episodes Isotopes of carbon.
Computer Viruses. CONTENTS Origin of life Computer Virus How it occurs How to Detect.
Origins of Life TOPIC 6. DAY 2 – INTRO TO MACROMOLECULES.
Extragalactic stellar astronomy. Somb 1 PN Edge on.
1 How did viruses originate? “Viral Mutation Evolved” Media: Pastel on paper WALTER DUPRIEST acanthusarts.org.
BIOE 109 Summer 2009 Lecture 12-Part I The origin of life.
341 Origin of Planet Earth (also see pp. 55-58 in book) A.Stellar explosion B.Spinning nebular cloud C.Gravitation of dust particles and gases D.Further.
Chap 26 Early Earth and the Origin of Life. Hypotheses for Origin of Life on Earth Divine origin Extraterrestrial Origin Abiotic Origin.