CHAPTER 15 Part 1 THE CHROMOSOMAL BASIS OF INHERITANCE Learning objectives Relating Mendelian Inheritance to the Behavior of Chromosomes 1 Explain how the observations of cytologists and geneticists provided the basis for the chromosome theory of inheritance 2 Explain why Drosophila melanogaster is a good experimental organism for genetic studies Sex Chromosomes 3 Describe how sex is genetically determined in humans and explain the significance of the SRY gene 4 Explain why sex linked diseases are more common in human males 5 Describe the inheritance patterns and symptoms of color blindness Duchenne muscular dystrophy and hemophilia 6 Describe the process of X inactivation in female mammals Explain how this phenomenon produces the tortoiseshell coloration in cats Linked Genes 7 Distinguish between linked genes and sex linked genes 8 Describe the independent assortment of chromosomes during Meiosis I Explain how independent assortment of chromosomes produces genetic recombination of unlinked genes 9 Distinguish between parental and recombinant phenotypes 10 Explain why linked genes do not assort independently Explain how crossing over can unlink genes Learning Objectives for Campbell Reece Biology 8th Edition Pearson Education Inc 1 of 1
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