for Midterm - Part 1

for Midterm - Part 1 - Quiz 1. WhowasFranzBoas? 2.

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Quiz 1. Who was Franz Boas? 2. What was one of his contributions? 3. “Young people haven’t, for the most part, yet attained the wisdom to have [the kind of of freedom to choose their own programs of study] without making poor decisions” Name the relevant faculty, the author or the book that Gregory Petsko article thinks might have something to say about this statement.
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A Technical Definition Extinction–from the adjective extinct meaning no longer living or existing, no longer active or burning Extinct–from the Latin verb exstinguere meaning to extinguish Extinction occurs whenever a biological species is permanently lost. Operationally, happens when last individual of species dies. I. A. Extinction of Biological Species I. B. 1. Origin of the word and how we use it.
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Georges Cuvier (1769 1832) II. A. Extinction of Biological Species “Life, therefore, has been often disturbed on this earth by terrible events—calamities which, at their commencement, have perhaps moved and overturned to a great depth the entire outer crust of the globe, but which, since these first commotions, have uniformly acted at a less depth and less generally. Numberless living beings have been the victims of these catastrophes; some have been destroyed by sudden inundations, others have been laid dry in consequence of the bottom of the seas being instantaneously elevated. Their races even have become extinct, and have left no memorial of them except some small fragments which the naturalist can scarcely recognise.”
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Species A group of organisms that interbreeds and produces VIABLE offspring that are capable of REPRODUCING Members are reproductively isolated from other organisms. Speciation new species are produced from earlier ones I. A. 1. What is a biological species?
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Biological Species Concept Reproductive Isolation species = a group of interbreeding or potentially interbreeding natural populations that are isolated reproductively from other populations. Horse ( Equus caballus ) Donkey ( Equus asinus ) Infertile mule I. A. 1. What is a biological species?
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Exceptions to the Biological Species Concept Single species with populations that are not inter-fertile: - leopard frog ( Rana pipiens ) - circum-polar sea gulls I. A. 1. What is a biological species?
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Exceptions to the Biological Species Concept Two or more species that can hybridize: - Blue monkey ( Cercopithecus mitis) & - Redtail monkey ( Cercopithecus ascanius ) I. A. 1. What is a biological species?
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Taxonomy is a static construct: - Either Species A or Species B Evolution is a dynamic process: Species A Species B I. A. 1. What is a biological species?
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I. A. 2. What is fate of biological species? What happens to biological species?
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I. A. 2. What is fate of biological species?
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I. A. 2. What is fate of biological species?
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for Midterm - Part 1 - Quiz 1. WhowasFranzBoas? 2.

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