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9 Cards in this Set
- Front
- Back
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One gene masking another's expression
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Dominance
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Genetic makeup of an organism
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Genotype
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Having different alleles for a given trait
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Heterozygous
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Two or more pairs of genes influencing a trait
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Polygenic
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Physical characteristics of an organism
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Phenotype
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Three of more genes influencing a trait
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Multiple Alleles
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The exchange of genetic material between two chromosomes
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crossing over
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Failure of a chromosome pair to separate during meiosis
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nondisjunction
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A cell having an extra set of chromosomes
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polyploidy
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