PPT-Theory of Evolution: Darwin vs. Lamarck

Texas Horned Lizard Defense Behavior Adaptations Its horns are extensions of its cranium and contain true bone When threatened it will puff up its body to cause its spiny scales to protrude which makes it hard to swallow. BY JESSICA ROUT. THEORY OF . Evolution!. Darwin's theory of evolution. The basic idea behind the theory of evolution is that all the different species have evolved from simple life forms. These simple life forms first developed more than three billion years ago - the Earth is about 4.5 billion years old. The timeline below shows some of the key events in the evolution of life forms on Earth, from the first bacteria to the first modern humans.. Radinka. Charles Darwin. Charles Darwin was born in February 1809 in Mount Shrewsbury UK. . He was educated in Shrewsbury School then sent to Edinburg University to study medicine. Two years later in 1827, he was beginning a degree in divinity (study of religion) at Cambridge. . Stephen Jay Gould. Stephen Jay Gould (1941-2002). an American . paleontologist. , . evolutionary biologist. and . historian of science. . He was also one of the most influential and widely read writers of . Introduction. Charles Darwin was a biologist who lived during the 1800s. Scientific thinking was shifting (biology & geology). Evolution = the process of change over time. Darwin developed a theory that explains how modern organisms evolved over long periods of time through descent from common ancestors.. Born: 12. th . February, 1809, in Shrewsbury. Died: April 19. th. , 1882, in . D. owne, due to heart problems. In 1831, he set sail on the HMS Beagle for a 5-year voyage around the Earth. He married on January 29. Brain Warm Up. What different ways do these animals use to move about?. What traits does each animal have that help it move about as it does?. 15-1 The Puzzle of Life’s Diversity. Humans share the earth with millions of other kinds of organisms of every imaginable shape, size, and habitat.. EARLY THEORIES OF EVOLUTION. DARWIN, WALLACE, & . THE ORIGIN. DARWIN’S THEORIES OF EVOLUTION. WHAT EVOLUTION IS NOT. MODERN SYNTHESIS. BIOGEOGRAPHY. SCHOOLS OF SYSTEMATICS. Early theories of natural history and classification treated living things as immutable and were . . Naturalism . is the doctrine that scientific procedures and laws are applicable to all phenomena.. Evolutionary Theory. . has roots in ancient Greece, as well as Eastern Sources. In fact, evolution is part of the larger question of cosmogony, the study of the origin of the cosmos.. Background Info: Charles Darwin. Set sail on the HMS . Beagle. . 5 year trip around the world. Naturalist: a person who studies the natural world. He wanted to learn about the living things he saw on the voyage . 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.. Charles Darwin. Jean-. Baptiste. Lamarck. Weismann. The . evolutionary theories. aims to explain the emergence of . complex living forms. from . less complex. ancestor.. for example:. Aristotle. (384-322 B.C.) believed that there had been a . This theory was put forward by Jean Baptists Lamarck.. . He explained it in his book . Philosphie. . Zoologique. .. Factors of Lamarck Theory . New Needs : change in the environment of an animal creates new needs .. wallace. and was explained in book “ on the origin of species by means of Natural Selection . . Darwin put the theory based on his observations as he travelled round the world on the ship Beagle.. Course Objectives. Describe the importance of Jean-Baptiste Lamarck, Charles Darwin, Alfred Wallace, Charles Lyell, Stephen Jay Gould, to the development of evolutionary theory.. Describe five ways that fossils can form including amber, tar pits, petrification, sedimentary rocks, and ice..