Lec+17+2011 - Unit V: Mendel and the Gene Lecture 17:...

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Unit V: Mendel and the Gene Lecture 17: Simple Mendelian Genetics Lecture 18: Human genetic disease Lecture 19: Chromosomes and inheritance Bio 93, O Dowd and Warrior, UCI - Copyright: All rights reserved
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Lecture 17: Simple Mendelian Genetics Monday 10/31/11 Reading: Ch. 14, pp. 262-275 Online Quiz READ TIPS FOR GENETICS PROBLEMS - pg 283 17-1 Bio 93, O Dowd and Warrior, UCI - Copyright: All rights reserved
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Parental generation (P) Stamens Carpel First filial generation offspring (F 1 ) TECHNIQUE RESULTS 3 2 1 4 5 Mendel and the origin of experimental genetics Bio 93, O Dowd and Warrior, UCI - Copyright: All rights reserved 17-2
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Different versions of inherited characteristics are caused by alternative versions of a gene An organism inherits two alleles, for each characteristic, one from each parent If alleles differ, one is dominant and the other recessive The two alleles separate during gamete formation and are therefore present in different gametes Mendel s First Law (segregation) 17-3 Bio 93, O Dowd and Warrior, UCI - Copyright: All rights reserved
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From his experiments, Mendel deduced that an organism has two versions (alleles) of the gene for each inherited characteristic. One allele comes from each
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This note was uploaded on 12/13/2011 for the course BIOSCI d103 taught by Professor Staff during the Fall '11 term at UC Irvine.

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Lec+17+2011 - Unit V: Mendel and the Gene Lecture 17:...

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