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Cards In This Set
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DNA molecules that contain DNA from 2 different organisms:
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Recombinant DNA
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When DNA is isolated and cut up from parent and child, what % of fragments are identical btwn parent & child?
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50%
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Gel electrophoresis is used to...
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Seperate DNA fragments by size
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Allele frequencies in a small gene pool may shift by chance. This is called:
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Genetic Drift
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The goal of human gene therapy is to:
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Insert a good copy of gene into individual w/ genetic diseases
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_______ is the ultimate source of genetic variation in a population and therefore the "raw material" of evolution.
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Mutation
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Which is not part of Darwinian evolution:
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Individuals of a species reproduce equally and successfully
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When we say survival of the fittest in evolution, we mean the fitter individual:
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Competes for resources more successfully than others of its species.
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What is the smallest unit that can undergo Darwinian evolution?
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A population
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Darwinian evolution occurs by:
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Natural selection
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No mutations, no migration, random matings, large population, no natural selection....these conditions describe a populations that is:
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At an EQUILIBRIUM where there is no net change in ALLELE FREQUENCIES.
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What enzumes are used to cut DNA at precise 4-8 nucleotide sequences?
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Restriction Enzymes
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In DNA fingerprinting, which regions of our DNA are analyze?
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The "junk" regions on specific chromosomes
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When human genes are cloned in bacterial cells, an initial step is to create recombinant DNA containing the human gene and...
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Plasmid DNA
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The total amount of DNA in an organism is its:
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Genome
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