Review of Mendel's Principles %26 Dihybrid Crosses

Genetics: A Conceptual Approach

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Unformatted text preview: Mendel’s Principles Rr Heterozygous at one locus Gametes ½ R ½ r Principle of segregation: different alleles separate into different gametes in equal proportions R & r separate Rr Yy ¼ RY ¼ Ry ¼ rY ¼ ry Principle of segregation: different alleles separate into different gametes in equal proportions R & r separate and Y & y separate Rr Gametes ½ R ½ r Principle of segregation: different alleles separate into different gametes in equal proportions R & r separate Heterozygous at one locus Heterozygous at two loci Mendel’s Principles Rr Yy Principle of segregation: different alleles separate into different gametes in equal proportions R & r separate and Y & y separate Rr Gametes ½ R ½ r Principle of segregation: different alleles separate into different gametes in equal proportions R & r separate Heterozygous at one locus Heterozygous at two loci E a c h g a m e t e r e c e i v e s O N E O F E A C H P A I R o f a l l e l e s Mendel’s Principles ¼ RY ¼ Ry ¼ rY ¼ ry Rr Yy...
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This note was uploaded on 05/06/2010 for the course BIO 311 taught by Professor Otto during the Spring '10 term at George Mason.

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Review of Mendel's Principles %26 Dihybrid Crosses -...

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