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19 Cards in this Set
- Front
- Back
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Gregor Mendel
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Priest who cross-polinated pea plants to study traits. His studies
revolutionized the study of Heredity. |
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Hybrid
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An organism that has two different alleles for a trait.
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What would 2 capital letters together mean in genetics?
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Two Dominant Alleles
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What would a capital and a lowercase letter together mean in Genetics?
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Homozygous alleles
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Punnett Square
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A chart to show the possible allele combinations for 2 parents
(all possible outcomes of a genetic cross) |
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Trait
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A physical characteristic passed down from parent to offspring.
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Phenotype
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An organism's physical appearance, or visible traits.
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Filial
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means "son" in Latin
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Genetics
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The Scientific Study of Heredity.
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Purebred
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The offspring of many generations of organisms that have the same trait.
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Fertilization
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When a new organism forms from the joining of egg & sperm.
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Probability
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How likely it is that an event will occur.
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Phenotype
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An organism's physical appearance
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Alleles
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Different forms of a gene.
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Homozygous
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Two identical alleles for a trait.
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Heterozygous
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Two different alleles for a trait.
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Dominant allele
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It's trait will appear in the organism.
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Recessive Allele
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An allele whose trait only shows up when the other allele is not present.
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Codominant
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When both alleles are neither dominant nor recessive.
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