PPT-Evolution Chapter 1

Early Life on Earth 38 billion yrs ago all organisms lived in the ocean Fossils provide evidence of life Many different types Age relative age layers and absolute age radioactive dating. And 57375en 57375ere Were None meets the standard for Range of Reading and Level of Text Complexity for grade 8 Its structure pacing and universal appeal make it an appropriate reading choice for reluctant readers 57375e book also o57373ers students Scientific Theory. Social use of the word “theory”. Not the same as in science. Implies a hunch or a casual guess. Scientific Theory. 1. Highly probable explanation based on vast collections of scientific data. Chapter 10. Biological Evolution. Evolution the word, has several meanings. Evolution – gradual change to improve or become more complex - change. Evolution – random changes made by chance to get what we see today – goo to you (theory of evolution). 3. Objectives. Advertising’s Role in Capitalism. Role in Manufacturing & Retailing. Know Era’s & Association with Culture. Identify Evolutionary Forces. The Value of an Evolutionary Perspective. Unit 6: Seventh Grade. Theory vs. Law. An idea that has . not. been proven to be unequivocally true. Examples:. Big Bang. The extinction of the dinosaurs. An idea or truth that . has . been proven to be unequivocally true. Organism DNA. 1a. Some of the strongest evidence for evolutionary relationships comes from studying the DNA of different organisms.. 1b. The fact that all organisms use the same DNA molecule to code for genetic information suggests that these organisms share a distant ancestor.. A mechanism for change in populations.. Any change in the . inherited . traits within a population across generations. Individuals better adapted to their environment tend to survive and . produce more offspring. Last week we talked about. …. The universe had a beginning. God must be the creator of the universe. 3 views Christians can faithfully hold: Old-Earth Creationism, Young-Earth Creationism, Theistic Evolution. What do we use in order to determine evolutionary relationships?. Fossil Record. Anatomical Evidence. Molecular Evidence. Embryological Evidence. Evidence for Evolution. Fossil Record. Evidence for Evolution. History of Evolution. The evolution of life is linked to the physical and chemical evolution of the earth.. Life on earth evolved in two phases over the past 4.7 -4.8 billion years. Chemical evolution (1 billion years) of the organic molecules and systems of chemical reactions needed to form the first proto-cells.. Early scientists proposed ideas about evolution. . Evolution is the biological change process by which descendants come to differ from their ancestors.. A species is a group of organisms that can reproduce and have fertile offspring.. Evolution. – when a species of plants or animals adapts to their environment in order to survive over a long period of time. Key points!. Species. Plants or Animals. Adaptations. In order to survive. . The process by which organism change over time. Based on science, not opinion.. Darwin. :. Evolution is descent with modification. Evolution. :. changes through time. Species accumulate difference. . The process by which organism change over time. Based on science, not opinion.. Darwin. :. Evolution is descent with modification. Evolution. :. changes through time. Species accumulate difference.