lecture

lecture - Xuelin Wu ( xuelinwu@usc.edu ) Pamela Lum, Lab...

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Xuelin Wu ( xuelinwu@usc.edu ) Pamela Lum, Lab Manager ( pamlum@usc.edu ) Wu Office Fridays 2:30-4:30 in RRI 221 www.usc.edu/si starting august 31 st Mondays 5-6 Tuesday 2-4 Wed 4-6 Thursday 1-2 4-5 6-7 meet at VKC 100 LAB STARTS NEXT WEEK Book: Molecular Biology of the Gene, Watson et al., 6 th Edition What is Mo Bio - arose from genetics, biochem, and anatomical cell bio. - studies the structure, function, and behavior of the bio macromolecules. DEFINITONS Gene : the basic biological unit of heredity allele: different versions of the same gene Genotype: an individual’s genetic composition Phenotype: an individual’s visible trait Homozygous: a genotype that has an identical pair of alleles Heterozygous: Gregor Mendel: studies heredity. Mendels 1 st Law: Independent Segregation (of alleles) - individual’s phenotypes were determined by a pair of “particulate factors” (alleles) - Alleles may be dominant or recessive - Individual alleles segregate independently into gametes. - Each gamete receives one allele from each pair. Mendels 1 st law does not require one allele to be dominant - For many alleles, the heterozygous phenotype is different from both homozygous
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This note was uploaded on 09/28/2009 for the course BISC 320 taught by Professor Aparicio during the Fall '08 term at USC.

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lecture - Xuelin Wu ( xuelinwu@usc.edu ) Pamela Lum, Lab...

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