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Definition
| the passing of physical characteristics from parents to offspring |
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| the characteristics of an organism |
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| the scientific study of heredity or the passing on of traits from an organism to its offspring |
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| a new organism begins to form when egg and sperm join |
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| the offspring of many generations that have the same trait |
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Definition
| factors that control a trait |
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| different forms of a gene |
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Definition
| is one whose trait always shows up in the organism when the allele is present |
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| is hidden when the dominant allele is present ; shows up if the organism does not have the dominant allele |
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| an organism has both a dominant allele and a recessive allele |
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Definition
| is a number that describes how likely it is that an event will occur |
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| a chart to show all the possible allele combinations that can result from a genetic cross |
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Definition
| is the organisms physical appearance or visible traits |
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| is the organisms genetic makup or allel combinations |
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Definition
| organism that has 2 identical alleles for a trait |
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| an organism that has 2 different alleles for a trait |
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Definition
| the alleles are not dominant or recessive; both alleles are expressed in the offspring |
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| form reproductive cells; there are 2 parents and 2 sets of chromosomes; a new organism if formed with one set of chromosomes from each parent |
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