13-genetoutl - AG V03 Lecture Plant Genetics(Ch 13& a...

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Unformatted text preview: AG V03 Lecture: Plant Genetics (Ch 13 & a little of 14) ©2009 copyright Marta D. de Jesus We’ll do the 2nd half of the chapter 1st (starting on pg 235) Q: How do organisms inherit traits from their parents? I. Johann Gregor Mendel D. Specific questions he answered 1. Do both parents contribute equally to their offspring? 2. Is there an equal chance of getting either of the versions a parent has? 3. Are traits only found in one form? 4. Do traits blend to give intermediates? 5. How do these different versions of a trait interact? 6. Do traits sort independently of 1 another? Genetic linkage II. Useful genetics terms A. gene B. locus (loci) C. alleles D. homologous chromosomes E. homozygous F. heterozygous G. dominant H. recessive I. genotype J. phenotype III. How do we figure out these patterns? A. Punnett Squares 1. left side 2. top side B. Monohybrid Cross C. Dihybrid Cross IV. Type of traits A. dominant vs. recessive B. pleiotropic C. polygenic D. incompletely dominant E. codominant = multiple allelesE....
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13-genetoutl - AG V03 Lecture Plant Genetics(Ch 13& a...

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