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evolution

QuestionAnswer
Malthus A scientist who believed that the human population would eventually run out of resources
Lyell A scientist who believed that earth was shaped over time
Hutton A scientist who believed that earth is shaped by geological forces
Evolution The gradual change in a population's gene pool
Natural selection Darwin's theory that animals best fitted to the environment will survive and pass this trait onto their offspring while the other animals will die.
Artificial selection Humans breed the animals with the "desired traits"
What three factors are necessary for evolution to occur? over-production, genetic variation, limited resources
Where does the mutation need to occur in order to be passed on? the gametes
Adaptation A trait that increases an animal's survival
Acquired characteristic The idea that an animal develops traits over it's lifetime (giraffe:necks)
Lamarck A scientist that believed in the theory of use and disuse (humans growing wings to fly to work)
Creationism The theory that God created all animals they way they are
What are the evidences of evolution? Anatomy, embryology, genetics, biochemistry, fossil record
Homologous structures Structures that have different jobs but the same bones
Analogous structures Structures that have the same job but different bones
Vestigial structures Structures that are no longer needed (appendix,pinky,wisdom tooth)
Embryology Comparing the different stages of embryos for a commonality
Genetics Comparing an animal's DNA with another animal
Biochemistry Comparing amino acid sequences
Fossil record Comparing animal fossils with each other
What is MRSA? A mutated staph (super-bug) that is resistant to penicilin
Homo-Sapien thinking man
Homo-Neanderthalensis cavemen
Homo-Erectus "standing straight"
Homo-Heidelbergensis medicine man
Homo-Habilis handyman
Australopithecus-Bosei "eat roots/extinct"
Australopithecus-Afarensis Lucy "lives in trees/ground"
Anatomy Comparing organisms structures
Created by: rachel9286
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