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28 Cards in this Set
- Front
- Back
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Phenotype
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Apperance Trait
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Gene Pool
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Collective genetic makeup; Whole population
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Sex Linked Inheritance
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Hemophilia most common in men. Only "X" chromosomes, men only have one vs. 2 in women.
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Homogenus Recessive
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Recessive trait expressed; bb
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Heterogenus
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Regular trait expressed; Bb
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Heterogenus Dominate
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Dominate trait expressed; BB
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Punnett Square
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Square used to figure out what traits will be expressed in the child.
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Heredity
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Transmission of genetics
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Genotype
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Whyat is genetically coded within DNA
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Sis Oncogene
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creates too much receptor contractor
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Effect of Malignancies
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Displaces normal tissue, Organ function deteroiates, too many cells that don't function properly, can obstruct airflow
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Causes of Cancer
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Carcinogens, chemicals, radiation, viruses (HPV)
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Multiple Alleles
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Code for multiple traits.
ie. Blood: A, B, O, AB |
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Nuclear Enzymes
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Repairs DNA
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Role of Enviroment
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Flowers change clor due to kind of soil.
ie. Dominate rare trait: Blood AB |
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Dominate
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Visible trait
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Recessive
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Expressed only when both have trait
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Cancer
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Out of control Mitosis
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Onocology
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Study of tumors
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Penetrance
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Precent of population to express predicted phenotype given their genotype
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Gene loci
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Location of gene on chromosome
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Chromosomes
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Humans have 23 pairs; 46 total. Half from Mom, half from dad.
X = Female Y = Male |
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Alleles
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Different forms of gene at same loci on 2 homologous chromosomes
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Mutigens
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Trigger gene mutations
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Incomplete Dominance
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2 traits form indistinct variations.
ie. carnations 1 red + 1 white = 1 pink carnation |
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Polygenic Inheritance
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Multiple genes affecting 1 phenotype.
ie. pigment produced, but not delivered. Tan retrever dog. BB Dd = pigment BB dd = no pigment |
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Pleiotrophy
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One gene is affection nultiple traits.
ie. Sickle Cell |
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Codomance
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Distinct trait; both alleles expressed.
ie. Blood AB |
