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27 Cards in this Set
- Front
- Back
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set of individuals who can mate and produce fertile offspring
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species
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regions with distinct climates/species
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biomes
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random changes in DNA molecules
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mutations
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ability of one or more members of a population to resist a chemical designed to kill it
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genetic resistance
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1. Survival of fittest is not Survival of the strongest
2. Organisms do not develop traits out of need or want 3. No grand plan of nature for perfect adaption |
three common myths about evolution
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o Solvent
o Cohesive o Adhesive o Moderate temperature |
four traits of liquid water
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everyone dies
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biological extinction
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everything in a certain area dies
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local extinction
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the biological and chemical processes needed for the survival of species, communities, and ecosystems
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functional diversity
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the variety of genetic material within a species or population
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genetic diversity
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the variety of terrestrial and aquatic ecosystems found in an area
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ecological diversity
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the number and abundance of species present in different communities
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species diversity
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Lord of the Ants
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EO Wilson
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how earth's life changes over time through changes in the genetic characteristics of populations
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biological evolution
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natural selection
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individuals with certain traits are more likely to survive and reproduce under a certain set of environmental conditions
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Adaption may lead to
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differential reproduction
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reproductive capacity
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species that reproduce rapidly and in large numbers are better able to adapt
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temperature supports life, liquid water is abundant, it rotates fast enough that the sun doesn't overheat it, it's small enough that gravity keeps the atmosphere
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reasons Earth is just right for life
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species found only in one area
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endemic species
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typical low rate of extinction
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background extinction
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use of selective breeding/crossbreeding
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artificial selection
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gene splicing
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genetic engineering
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How much of the earth is covered in salt water?
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71%
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How much of the earth is covered in fresh water?
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2%
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1. Coastal zone
2. Open sea 3. Ocean bottom |
Three major life zones in the ocean
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1. Littoral zone
2. Limnetic zone 3. Profundal zone 4. Benthic zone |
Four zones based on depth and distance from shore
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1. Oligotrophic (low levels)
2. Eutrophic (high levels) 3. Mesotrophic |
Three fresh water lakes
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