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| The major mindset of the 1700 in which earth was created in one week by a superior being. |
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| developed he classiication system known as taxonomy |
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Created by Linneus . Two word scientic naming system.
ex: Homo sapians |
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A group o populations that can interbreed and produce fertile offspring
A universal naming system
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| fossils can be found in... |
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Petriied Wood
Cast
Amber
Molds
Bones
Imprinting |
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Dicovered by George Cuvier
The Study of Fossils |
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| George Cuvier believed in... |
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| Catasphorism- Areas were wiped out by disaters (fire,flood..) |
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| Proposed Gradualism - a very slow process that help orm canyons |
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| intoduced by Lyell. Geological processes are still shaping the world as they did in the past. |
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Believed in the theory of aquired traits.
Theries came beore Darwin. |
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by Natural Selection : written by Darwin in 1859
study of finiches in Galapogos islands
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Over reproduce
Many variations between offspring
survival of the fittest
the ones who survive will produce more offspring |
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| How did Maithus influence Darwin? |
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| showed that if humans progress like animals we will eventualy run out of food |
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| How did Lyrll inluence Darwin? |
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| by introducing umiformitism |
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| How did animal breeders inluence Darwin? |
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| By introducing artiicial selection |
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| parts of organisms that are used for different actions today depending on the organism |
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| Best evidence of evolution |
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| What is significant about all vertabrates that leads scientists to lean towards the idea of evolution? |
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| We all start of with tails and gills |
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| the study of individual population traits |
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| a group of organisms that can interbreed and produce fertile offspring and make up a species |
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| total amount of genes that make up a population |
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| percentage of individuals within a population that have a particular allele |
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Large Population
Random Meeting
No Natural Selecion
No immigaration or migration
no mutations |
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| What is it called when organisms do not meet the hardy weinburg equation |
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| a group of organisms with a large population become isolated |
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| typr of genetic drift: when disaster kills off all all organisms within a population except for a small # (original population is not well represented) |
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| type of genetic drift: a small # of organisms from a large population go and colonize an isolated island, lake or some other habitat, this may lead to microevolution |
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| In population genetics, gene flow (also known as gene migration) is the transfer of alleles of genes from one population to another. |
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| when populations make or marry individuals in their area for generations could lead to this |
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| mates may be chosen because of certain physical traits that eliminate other individials in a population |
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| best adapts a gene pool to a hanging enviorment |
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| if a particular trait or morph has two different alleles that are easily recognized within a population |
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| a population may be be caused dut to differenences in the enviorment |
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| differences in temperature due to an elevation change ,leads to geoographical variations |
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| can lead to population changes in gene pool |
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| How can sexual recombination happen? |
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mutation in sex cells
crossing over in prophase 1
independent assortment in metaphase 1
fertilization (shuffles the chromosomes) |
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| many recessive alleles are protected in the hybrid state: ensures variation in population |
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| relative contribution an individual makes gene pool to the next generation |
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| average individual has the best change of survival |
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| favors individual of one extreme phenotype usually during environmental change |
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| selection that favors both extremes over intermediates |
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| evolutions of species on a larger scale. |
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| accumulation of changes associated with transformation on one species into another called this or anagenesis |
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| building a species cart with branches |
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-habitat
-temperal isolation
behavioral isolation
mating
-gamete isolation |
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reduced hybrid viability
reduced hybrid fertility
hybrid breakdown |
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| evolution of many diversity related species from common ancestors |
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