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18 Cards in this Set
- Front
- Back
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What are all living things identified by?
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Traits
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What do we call the passing of traits from parents to offspring?
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Heredity
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Who was the first guy to investigate how traits are inherited?
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Gregor Mendel
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What is the study of inheritance?
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Genetics
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What kind of plants did Mendel use?
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Pea Plants
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What is the unit of genetic material that determines a trait?
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Gene
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What do we call a strong gene?
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Dominant
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What do we call a weak gene?
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Recessive
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What is the trait an organism shows?
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Phenotype
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What is the gene combination that determines the phenotype?
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Genotype
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What do we call a genotype is a combination of a dominant and recessive gene?
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Hybrid
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What symbols are used to write genotypes?
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Letter Symbols
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What gene separates during the formation of sex cells?
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Gamete
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How many pairs of genes do parents pass off to their offspring?
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1 Pair
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How mant genes control human skin color?
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3 or 4
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What do Punnett Squares help you predict?
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Phenotypes
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When a recessive gene and a dominant gene are paired, which one hides the other?
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A dominant gene hides the recessive gene.
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What are TT, Tt, and tt genotypes for?
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Stem Length
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