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10 Cards in this Set
- Front
- Back
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Evolution
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-genetically based change in the appearance, functioning, and/or behavior of organisms across generations
-usually by the process of natural selection -cornerstone of biology |
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Natural selection
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the process by which traits that enhance survival and reproduction are passed on more frequently to future generations of organisms than those that do not, thus altering the genetic makeup of poulations through time.
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Adaptive trait (Adaptation)
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a trait that confers greater likelihood that an individual will reproduce
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Darwin & Wallace
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1859-"On the Origin of the Species by Means of Natural Selection"
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3 types of mutations
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-Neutral
-Detrimental -Beneficial |
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Mutation
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an accidental change in DNA that may range in magnitute from the deletion, substitution, or addition of a single nucleotide to a change
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Neutral Mutation
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change in DNA that goes un-noticed...the outcome is still the same
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Detrimental Mutation
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Obvious change to DNA
ex: Down Syndrome, blindness, etc. |
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Beneficial Mutation
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change in DNA that improves life
ex: ambidextrious |
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Charles Darwin
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-"Father of Evolution"
-traveled globe for 5 yrs. -From Med School student, to ministry school, to researcher |
