Slide 1 Chapter 15: Genetics Slide 2 Chromosome Theory of Inheritance The chromosome theory of inheritance states: –Mendelian genes have specific loci (positions) on chromosomes…

Slide 1 Special Cases Nina and Kristi Slide 2 Codominance  non identical alleles that express two different phenotypes both present themselves  Blood type  both…

Slide 1 Human Genetics Chapter 15: The Chromosomal Basis of Inheritance Slide 2 Genes & Chromosomes  Mendel ’ s “ hereditary factors ” were, though this wasn…

Slide 1 Sex Chromosome Abnormalities Occur during non-disjunction of X or Y chromosomes at meiosis I or meiosis II Normally in meiosis to produce eggs, the two X’s pair…

Mendelian inheritance has its physical basis in the behavior of chromosomes Mendel’s “hereditary factors” were genes today we can show that genes are located on chromosomes…

The Chromosomal Basis of Inheritance Overview: Locating Genes Along Chromosomes Mendel’s “hereditary factors” were genes Today we can show that genes are located on…

Chapter 15 The Chromosomal Basis of Inheritance Concept 15.2: Sex-linked genes exhibit unique patterns of inheritance In humans and some other animals, there is a chromosomal…

Mendelian inheritance has its physical basis in the behavior of chromosomes Mendel’s “hereditary factors” were genes today we can show that genes are located on chromosomes…

Human Genetics Chapter 12 Human Genetics Chapter 12 1 Difficulties in Studying Human Heredity Controlled experiments are not possible Small numbers of offspring per generation…

Human Genetics Chapter 15: The Chromosomal Basis of Inheritance Genes & Chromosomes Mendelâs âhereditary factorsâ were genes, though this wasnât known at the time…