ANTH 200Lg 1-26-09

ANTH 200Lg 1-26-09 - ANTH 200Lg 1/26/09 Gregor Mendel...

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ANTH 200Lg 1/26/09 Gregor Mendel (1822-1884) Contemporary of Darwin o Unknown to the majority of scientific community Statistician by training o Extremely important in his note taking procedures/observations Common garden pea o 7 traits/features that Mendel studied Common pea plant has 7 chromosomes Luckily, selected characteristics unique to each chromosome Mendel’s postulate for genetics o Hereditary characteristics determined by 2 “particles” (alleles) one form  each parent o When there are two potential factors responsible for trait, only one is  expressed; i.e., one is dominant and the other is recessive o When gametes form, the “paired unit factors” (chromosomes),  segregate randomly, so that each sex cell receives one or the other in  a random fashion – “law of segregation” o When gametes form, pair of “unit factors” (chromosomes) for different  traits segregate independently of one another --”law of independent  assortment.” Genetic Terms
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This note was uploaded on 04/22/2009 for the course ANTH 200Lg taught by Professor Yamashita during the Spring '07 term at USC.

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ANTH 200Lg 1-26-09 - ANTH 200Lg 1/26/09 Gregor Mendel...

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