UWL ANT 102 - Charles Darwin (2 pages)

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ANT102 Lecture 5 Outline of Last Lecture I Development of Evolutionary Theory a Middle Ages World View b Age of Discovery Various influential people Outline of Current Lecture I Charles Darwin II Alfred Russel Wallace 1823 1913 III Video Judgment Day Current Lecture I Charles Darwin a Voyage led him to various parts of the world and his observations there eventually led him to the theory of natural selection i He noticed that the characteristics of animals in the various places he visited were very well suited to the environments that they were found in b Recognized the malleability of those characteristics c Came up with the idea that you could have species that are made up with individuals with different characteristics that nature selects which parents reproduce to have the most adaptive offspring d The environment provides a context in which nature does the selecting for the most successful offspring e Inheritance is not a blending traits are transmitted in a discrete manner f His transmitting theory wasn t correct but it lead to the future correct discoveries and he was correct that DNA gets passed on g Argues that human evolution takes place in the area that our common ancestors live h Notion that all life on earth traces to a common ancestor i In 1872 he published the Expressions of Emotions in Man and Animals proposed that behavioral characteristics and emotions are like other biological traits subject to evolutionary change These notes represent a detailed interpretation of the professor s lecture GradeBuddy is best used as a supplement to your own notes not as a substitute II Alfred Russel Wallace 1823 1913 a Also shared some of the same views as Darwin b He and Darwin came up with i Process of Natural Selection 1 Species can produce offspring at a faster rate than food supplies increase 2 There is no biological variation within all species 3 In each generation more individuals are produced than can survive 4 Individuals that possess favorable traits or