Heredity

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heredity

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the passing on of physical or mental characteristics genetically from one generation to another

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traits

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features or characteristics that are passed on to you - or inherited from your parents

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cross

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mating of two organisms

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genes

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pieces of DNA that provide instructions to make certain protein

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alleles

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different versions of genes

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homozygous

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having two identical alleles of a particular gene or genes

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heterozygous

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having two different alleles of a particular gene or genes

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generation

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all of the people born and living at about the same time, regarded collectively

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genotype

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refers to the organism's combination of alleles (ex: Aa, AA, aa)

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phenotype

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physical characteristics of an individual organism (traits) (ex: blue eyes, brown hair)