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15 Cards in this Set
- Front
- Back
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Definition for Evolution?
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a change in species over time
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Smallest that can evolve is?
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A population of...(squirrels, humans,etc)
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Definition for population?
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a group of organisms living in the same area
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Name 2 false statements
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- Evolution is a gradual process
-evolution has a goal |
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Definition of Malthus
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Organisms could over produce
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Definition of Lyell
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Geologists, dated earth's layer, oldest layers on the bottom
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What did Darwin do?
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Darwin applied the Dating to fossils, mechanism of evolution (natural selection- how evolution happened?)
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LaMarck discovered...
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Said that we inherited aquired characteristics ( if mother speaks five languages so will you ! )
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Redi did what?
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Ddisproved spontaneous generation of flies,dead meat in jars
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Spallanzani did what?
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he put broth in jars and tried to prove spontaneous generation - a bad experiment, no air into 1 container
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Pasteur did what?
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experiment repeated by spallanzani, but used a sman neck flask- it allowed air in to disaprove spontaneous generation finally.
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Oparian thought...
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that that life started from chemicals in ancient oceans
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Miller & Urey tried to..
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form living creatures from poarian chemical mix- all that was formed was complex molecules, proved ou could make molecules but not organisms
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Darwins five theory's are?
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- variation exists among members of the same species
-organisms overproduce -competition for survival -survival of the fittest -offspring tend to resemble parents |
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For a population to be equilibrium these must be present:
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- large population needed
- no gene flow, non random event - no genetic drift - no mutation - no natural selection |
