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13 Cards in this Set
- Front
- Back
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genotype
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the entire genetic make up of an organism ;also the combanation of genes for one or more specific traits.
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probability
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the liklihood that a possible future event will occur in any given instance of an event.
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mitosis
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in eukaryotic cells, a process of cell division that forms two new nuclei, each of which has the same number of chromosomes.
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heredity
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the passing of genetic traits from parent to offspring.
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dominate trait
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the trait observed in the first generation when parents that have different traits are bred.
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recessive trait
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a trait that is apparentonly when two recessive alleles for the same characteristic are inherited.
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gene
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one set of instructions for an inherited trait.
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allele
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one of alternative forms of a genes that governsa charecteristic, such as hair color.
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phenotype
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an organisms apperance or other detectable charecteristic.
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homologoous chromosomes
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chromosomes that have the same sequence of genes and the same structure.
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meiosis
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a process in cell division during which the number of chromosomes decreases to half the origonal number by two divisions of the nucleus, results in the production of sex cells(genetes or spores).
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sex chromosomes
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one of the pair of chromosomes that determine the sex of an idividual.
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pedigree
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a diagram that shows the occurance of a genetic trait in several generations of a family.
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