2. State Standard 2C. Using Mendel’s laws, explain the role of meiosis in reproductive variability. 2D. Describe the relationships between changes in DNA and potential appearance of new traits Complex Patterns of Inheritance (11.2)

3. 11.2 Complex Patterns of Inheritance Complex Inheritance and Human Heredity Incomplete Dominance  The ____________ phenotype is an ____________ phenotype between the two homozygous phenotypes. Chapter 11

4. Complex Inheritance and Human Heredity Codominance  ______ alleles are ____________/____________ in the heterozygous condition. 11.2 Complex Patterns of Inheritance Chapter 11

5. Complex Inheritance and Human Heredity Sickle-cell Disease  Changes in hemoglobin cause ______ blood cells to change to a __________ shape.  People who are ____________ for the trait have ________ normal and sickle-shaped cells. Sickle cell Normal red blood cell 7766x 11.2 Complex Patterns of Inheritance Chapter 11

6. Complex Inheritance and Human Heredity Multiple Alleles  ______ groups in humans  ABO blood groups have ______ forms of alleles.  ___ & ___ are codominant  ___ is recessive 11.2 Complex Patterns of Inheritance Chapter 11

7. Complex Inheritance and Human Heredity Sex Determination  ________ chromosomes determine an individual’s _________. 11.2 Complex Patterns of Inheritance Chapter 11

8. Complex Inheritance and Human Heredity Sex-Linked Traits  Genes located on the ______ chromosomes (usually on the ___)  Red-green __________ __________ - X  ____________ – X  A ________ can’t be a _________ of an X-linked trait. 11.2 Complex Patterns of Inheritance Chapter 11