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15 Cards in this Set
- Front
- Back
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Heredity
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passing traits from parent to offspring
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Alleles
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different forms a gene may have for a trait (Example: Tall, short)
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Genetics
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the study of how a gene affects the traits of an offspring
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Dominant
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the form of a trait that appears to dominate or mask another form of the same trait
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Recessive
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the form of a trait that appears least often in offspring
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Punnett Square
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a tool that shows how genes combine
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Genotype
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the combination of dominant and/or recessive alleles present in the cells of an organism
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Phenotype
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a physical trait in an organism
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Trait
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a characteristic of an organism
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Gene
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a unit of DNA on a chromosome that contains a trait
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Inherit
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receive from one's mother or father
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Mutation
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a change in the DNA of a gene
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Purebred
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an organism with either 2 dominant or 2 recessive genes for a trait (Also called homozygous)
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Hybrid
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an organism with one dominant and one recessive gene for a trait (Also called heterozygous)
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Probability
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what are the odds that this event will happen (should be a % or a fraction)
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