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15 Cards in this Set
- Front
- Back
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Phenotype
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The character trait that the organism has, due to genotype and environment
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Genotype
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The specific alleles that an organism has
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Allele
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On form of a gene found at a particular locus
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Recessive
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Allele that is not expressed at all in a heterozygote
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Homozygous
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Two alleles at a particular locus that are identical
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Dominant
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An allele that is fully expressed in a heterozygote
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Heterozygous
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Two alleles at a particular locus are different from each other.
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Loci (locus)
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Place on a chromosome where a gene is located
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Diploid
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Having two alleles at each locus
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Haploid
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Having one allele at each locus
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Crossed
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Different individuals mated to produce offspring
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Hybrid
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First generation (F1) of a cross
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Evolution
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A change in the frequency of alleles in a population
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Genetic drift
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Random chance producing evolution
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Natural selection
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Greater average reproductive rate as a result of having a particular trait that results in evolution
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