lecture_16

lecture_16 - Lecture 16 Mendelian genetics Mendel brief...

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Lecture 16 Mendelian genetics Mendel brief history (if interested see: "The Monk in the Garden" by R. Henig; not required at all!) studies inheritance using peas pea is a selfer (and individual fertilizes itself), but can be crossed artificially to another individual chose well-defined characters, with strong alternative traits Round vs wrinkled seed Yellow vs green seed Purple vs white flowers Green vs yellow pods Tall vs dwarf Axial flowers vs terminal flowers Inflated pods vs constricted pods developed pure-breeding varieties so, pea was a perfect model system for the study Model system: an organism with special qualities that make it suited to addressing a scientif- ic problem kept track of generations used simple mathematical treatment of observations Hybrid production, dominance Observations Round x Round, or selfed => Round F1 Round x wrinkled => Round F1 Interpretation, with modern knowledge R, the round allele, is dominant on r, the wrinkled allele. The r allele is called recessive.
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This note was uploaded on 06/07/2009 for the course BIS BIS2A taught by Professor Lucacomai during the Spring '09 term at UC Davis.

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lecture_16 - Lecture 16 Mendelian genetics Mendel brief...

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