Term
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Definition
| The passing of traits from parents to offspring. |
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Definition
| "Father of Genetics", German Monk that lived in a monastery. |
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| What did Gregor Mendel do? |
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Definition
| Figured out how traits are passed on before we knew about DNA, or Chromosomes. |
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Term
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Definition
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Definition
| First-generation offspring |
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Term
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Definition
| Second-generation offspring |
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Term
| What is the Law of Dominace? |
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Definition
| *Some genes dominate over others. Each individual has TWO factors/alleles for each trait |
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Term
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Definition
| Different versions of the same gene. Represented by a letter |
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Term
| What are the two points of Mendel's Theory of Independent Assortment and Segregation? |
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Definition
| An individual inherits a unit of information (allele) about a trait from each parent. *During gamete formation, the alleles segregate from each other. |
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Term
| An individual inherits a unit of info. about a ______ from each parent. |
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Definition
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| During gamete formation, the alleles ________ from each other. |
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Definition
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Term
| What is the chance that a paritcular allele will be passed on? |
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Definition
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Term
| Number of genotypes possible in offspring as a result of _______ _______ and _______ ________ is huge! |
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Definition
| Independent assortment, hybrid crossing |
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Term
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Definition
| Dominant genes are always expressed (AA) |
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Term
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Definition
| Having a dominant and a recessive gene. (Aa) |
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Term
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Definition
| Recessive genes are not expressed unless there are two of them (aa) |
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Term
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Definition
| Genetic make-up or alleles |
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Definition
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Term
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Definition
| Tt-one big, one small letter |
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Term
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Definition
| tt-two lower case letters |
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Term
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Definition
| the trait that is expressed |
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Term
| R=red and r=white. What is the genotype of homozygous dominant? |
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Definition
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Term
| R=red r=white. What it the heterozygous genotype? |
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Definition
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Term
| R=red r=white. What is the homozygous recessive genotype? |
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Definition
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Term
| What does a Genotype refer to? |
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Definition
| Particular genes an individual carries |
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Term
| What does a Phenotype refer to? |
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Definition
| An individual's observable traits |
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Term
| Is it possible to always determine genotype by observing phenotype? |
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Definition
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Term
| What is probability concering heredity? |
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Definition
| The chance that each outcome of a given event will occur is proportional to the number of ways that event can be reached. |
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Definition
| Gene that is located on the X chromosome (sex chromosome) |
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Term
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Definition
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Definition
| Each dominant trait is equally expressed (like AB blood types) |
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Definition
| A dominant trait masks a recessive trait |
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Term
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Definition
| A chart used to determine all the probable offspring from the gametes |
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