Views
3 years ago

Chapter 25: The History of Life on Earth

Chapter 25: The History of Life on Earth

Chapter 25: The History of Life on

AP Biology Reading GuideFred and ong>Theong>resa Holtzclawong>Chapterong> ong>25ong>: ong>Theong> ong>Historyong> ong>ofong> ong>Lifeong> on Earthong>Chapterong> ong>25ong>: ong>Theong> ong>Historyong> ong>ofong> ong>Lifeong> on EarthOverviewName _______________________ Period ___________1. In the last chapter, you were asked about macroevolution. To begin this chapter, give someexamples ong>ofong> macroevolution. Include at least one novel example not in your text.Concept ong>25ong>.1 Conditions on early Earth made the origin ong>ofong> life possible2. How old is the planet? __________ How old is the earliest evidence ong>ofong> life on Earth?____________3. ong>Theong> current theory ong>ofong> the origin ong>ofong> life suggests a sequence ong>ofong> four main stages. Summarize themhere.1.2.3.4.4. In your chart above, the first stage is the synthesis ong>ofong> organic molecules. Consider the earlyplanet, probably thick with water vapor and stinky with methane, ammonia, and hydrogensulfide. What gas was missing from this early mix? Why?5. A. I. Oparin and J. B. S. Haldane hypothesized that the early atmosphere was a reducingenvironment. What did they suggest was the source ong>ofong> energy for the early organic synthesis?Copyright © 2010 Pearson Education, Inc. - 1 -

Chapter 25 - Origin of Life on Earth
Chapter 25: Earth Resources
The History of Life on Earth - Insight Cruises
25. James Lovelock - Gaia - A New Look at Life on Earth (1979)(2000)
Chapter 1: The Earth's Atmosphere Overview of the Earth's ...
Cultivate Life! Magazine #25 - Trans4mind
OCEAN EXPLORATION - Division on Earth and Life Studies - The ...
Chapter 15 Earth's Climates
The Origin of Life - Earth Life, “Weird Life” and Astrobiology ...
Volcanoes and Igneous Activity Earth - Chapter 4
The History of the Earth - EngageNY
CHAPTER A Brief History of Interactive Entertainment
THE EARTH AND EARTH COORDINATES chapter one
CosmiC mind Created life on earth
Archives for Family History Leaflet - Glasgow Life
Museums in Motion, chapter 1 - UCSB Department of History