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20 Cards in this Set
- Front
- Back
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What is the definition of Speciation?
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the creation of a new species
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Who was the first to make a theory on evolution?
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Jean Baptiste Lamarck
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Where are the DARWIN'S FINCHS found?
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The Gallopogos Islands
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What is mutation?
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It's any change in a cell's DNA that is passed on to the next generation
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What is the definition of selective pressure?
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enviornmental forces such as scarcity of food or extreme temperatures that result in the survival of only certain organisms with characteristics that provide resistance
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What are the 6 kingdoms?
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Archaea Plantae
Bacteria Animalia Protista Fungi |
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What is Taxonomy?
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the classification of living things
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What are mutagenic agents?
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any substance energy, or condition that case a change in DNA
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True or false
Geological time is when scientist date the eras and periods of the Earth |
true
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What are palentologists
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scietists that dig up and research fossils
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True or false
Absolute dating is the method you use to date radioactive isotopes. |
true
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Who came up with the theroy of natural selection?
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Charles Darwin
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What did Carl Linneaus develop?
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he develpoed the classification system
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True or False
Are adaptation and variations the same thing? |
False But they do tie into one another.
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What is mass extinction?
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when many species are extincted in a short period of time
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how many mass extinctions have been recorded?
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5
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Which is better for species variation: sex or mutation?
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sex
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What is an example of selective advantage?
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darwin's finchs' beaks
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What was did Thomas Malthus discover?
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all species produce far more offspring than are able to survive
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What is microevolutioin?
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small-scale chnage in gene frequencies @ or below the species level.
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