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Published byPaola Coby
Modified over 2 years ago
7 Chapter 15
Ideas of Darwin’s time:
Darwin and the Galapagos Islands
The Galapagos Islands
His findings led him to believe that organisms change over time…
Geology ideas of the time…
Charles Lyell Uniformitarianism
If the earth could change over time…
Jean Baptiste Lamarck
Lamarck’s theory explained how organisms changed BUT that they changed in a lifetime.
Inheritance of Acquired Characteristics
One giraffe stretches its neck more to reach leaves. Over time, the neck becomes longer and then the babies are born with longer necks as well. Theory of Use and Disuse
1 History of Evolutionary Thought. 2 Early Ideas On Earth’s Organisms Aristotle believed species were fixed creations arranged by their complexity Aristotle.
Evolution: Change in population over time. LaMarck (French Biologist, 1809) Inheritance of Acquired characteristics: Characteristics an organism develops.
Historical Background to the Theory of Evolution.
19.2 – Developing the Theory of Evolution There were several ( we study six) scientists who contributed or presented ideas about how evolution occurs:
C HAPTER 15-1, T HE H ISTORY OF R EVOLUTIONARY T HOUGHT.
10.1 Notes Early Ideas About Evolution. Read p and create notes with the following information: A. Define the following words Evolution Species.
Lamarck vs. Darwin Intro to change in organisms. What is a theory? Theory = the most probable explanation for a large set of data based on the best available.
Scientific Contributions to a Theory of Evolution Lesson 3.
Introduction to Evolution Mr. Modafferi Biology 9 - Regents.
Evolution Understanding the Diversity of Life – Part 1 1.
Ideas That Shaped Darwin’s Thinking Section 15-2 This section describes the theories of other scientists who influenced Darwin, including Hutton, Lyell,
Chapter 15. Evolution – any change over time Theory – testable explanation that is well supported 1831 – Charles Darwin’s voyage aboard the H.M.S. Beagle.
Chapter 10 Darwin’s Theory of Evolution I. Charles Darwin A – 1882 B. Came from a family of doctors C. Realized he did NOT like blood or surgery.
Curvier’s Catastrophism Lyell’s UNIFORMITARIANISM Lamarck’s Inheritance of Acquired Characteristics.
DESCENT WITH MODIFICATION. YOU MUST KNOW… HOW LAMARCK’S VIEW OF THE MECHANISM OF EVOLUTION DIFFERED FROM DARWIN’S SEVERAL EXAMPLES OF EVIDENCE FOR EVOLUTION.
Robert Fitzroy Invited to travel around the world (22 years old!) makes many observations of nature main mission of the Beagle was to chart.
Early Ideas on Evolution Early Ideas on Evolution 1.
Lamarck and Darwin Varying Views of Evolution Courtesy
Evolution??? Wha t is it?. Evolution: A change over time in the genetic makeup of a population. Evolutionary adaptation: Accumulation of heritable traits.
Evolutionary TheorySection 1 Section 1: Developing a Theory Preview Key Ideas A Theory to Explain Change Over Time Darwin’s Ideas from Experience Darwin’s.
Chapter 15-1: The Puzzle of Life’s Diversity Essential Questions: What was Charles Darwin’s contribution to science? What was Charles Darwin’s contribution.
State Standard SB5A. Trace the history of the theory. History of the Theory (15.1)
Evolutionary Theory A Theory to Explain Change Over Time.
Population change over time. “Evolution” means change over time. The “Theory of Evolution” says: – Living things on Earth have changed over time. – Many.
Evolution Diversity of Life 1. Bell Ringer Name two of the unique species that Darwin observed on his voyage. Name two of the unique species that Darwin.
Charles Darwin and Natural Selection His Ideas and What Shaped Them Chapter 10.
State Standard SB3C. Examine the evolutionary basis of modern classification systems. History or the Theory (15.1)
Lamarck’s and Darwin’s theory Created by Tyler smith.
Evolution – The process by which modern organisms have descended from ancient organisms.
Aim: Why do living things evolve? I. Early Theories A. Theory of Use and Disuse (Jean Baptiste Lamarck – French biologist) Your thoughts on this Theory?
Do Now Share everything you know about Charles Darwin and his theory of evolution. (this can be bullet points or sentences)
Lamarck vs. Darwin Introduction to change in organisms.
Darwin vs. Lamarck. What is a theory? An explanation of some aspect of the natural world based on the best available evidence Summarizes hypotheses that.
Chapter 15: The Theory of Evolution Biology I Pre-Darwin Each species is unique and unchanging Geology – fossils in strata changed with depth Sudden.
Observation leads to ideas…ideas are influenced by other ideas.
Charles Robert Darwin. Prior to Darwin, it was thought that the world was young & species did not change Lamarck ( ) was first to state that.
Evolution Theories Lamarack vs Darwin. Jean- Baptist Lamarck ( ) Acquired traits- traits that a organism obtains during its life are passed to.
Adaptation and Heredity Jean Baptiste Pierre Antoine de Monet, Chevalier de Lamarck ( ) proposed new ideas about evolution. Lamarck believe that.
Thomas Malthus Thomas Malthus 1798 published Essay on the 1798 published Essay on the Principle of Population Gave Darwin idea that populations produce.
Good Afternoon 9/28/15 Do Now – analysis of phylogeetic tree Write down HW Who shaped Darwin’s thinking (ppt take out notebook) Reading: A Sample Study.
McGraw-Hill © 2008 The McGraw-Hill Companies, Inc. All Rights Reserved.
Darwin’s Theory of Evolution (Chapter 15) Please set up your notebook for Cornell Notes.
Evolution Chapters 13, 14, & 15. Earth has millions of other kinds of organisms of every imaginable shape, size, and habitat. The variety of living things.
Darwin and evolution. Some key points changegenes!!!!!!!!A change in the genes!!!!!!!! Populations evolve, not individuals!Populations evolve, not individuals!
Darwin, Lamarck and Others Lab pages What is an adaptation? Any kind of inherited trait that improves the chances of survival and reproduction.
How Did Other Scientists Influence Darwin’s Thinking? Hw: Rd Q 1-4 p 422.
Darwin’s Theory of Evolution (Chapter 15-1 and 15-2 pp ) A well supported, testable explanation of phenomena that have occurred in the natural world.
15-2 Ideas That Shaped Darwin’s Thinking. Slide 2 of 25 Darwin’s Observations.
AS Science for Public Understanding Evolution we (scientists) now accept that the diversity of life on Earth is explained by the theory of evolution by.
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