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15 Cards in this Set
- Front
- Back
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Genetics
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scientific study of heredity
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Fertilization
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process in which male and female reproductive cells join to form a new cell
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True-breeding
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term used to describe organisms that produce offspring identical to themselves if allowed to self-polinate
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Trait
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specific characteristic that varies from one individual to another
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Hybrid
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offspring of crosses between parents with different traits
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Gene
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sequence of DNA that codes for a protein and thus determines a trait
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Allele
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one of a number of different forms of a gene
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Segregation
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occurs when allele pairs seperate during gamete formation
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Gamete
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specialized cell involved in sexual reproduction
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Probability
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likelihood that a particular event will occur
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Punnet Square
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diagram showing the gene combinations that might result from a genetic cross
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Homozygous
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term used to refer to an organism that has two identical alleles for a particular trait
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Heterozygous
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term used to refer to an organism that has two different alleles for the same trait
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Phenotype
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physical characteristics of an organism
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Genotype
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genetic makeup of an organism; the "written form" of a gene
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