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They on orting important tools in determining www and can be wily by colors when helping couples decide to have children when of a picatly order in new both They are also used when trying to erd the digits of me to carry a hereditary do for example fasilial brost carver Ame Samatimes you will we shape filled in only half max this natation indicates a Abrid hetery carrier of the trail VIS XY O Interpretting a Human Pedigree Ce e pedigree below to awer 1 5 m II IV XV XX Not F 56 hapedigree a square represants a male If il is darkened he has hemophila il clear he had normal blood a How many males are there How many males have hemophilia Chumpe MA b How many females have hemophilia mariage is indicated by a horizontal line connecting a circle to a square C cicle represents a female It is darkened she has hemophilo Il open she is normal a How many female are there how many chilchen did the third couple couple in row have resent the first generation level represents the second generation A 7 many generations are there many members are there in the fourth generation AA O 00 a How many marriages are theret perpendicular to a mariage line indicates the offspring If the line ends with either a circle or a square ale had only one child However if the line is connected to another horizontal ne then several children duced each indicated by a short verfical line connected to the horizontal line The first child born o the left and the last born to the right How many chilchen did the first couple couple in row have Aa heterozygous homozygous dominant 28 1 Is PKU dominant or recessive Explain 2 2 Which individuals in this pedigree have PKU7 5 8 3 What are the genotypes of individuals 1 27 01 Pe R P 4 What are o genotypes of individuals 3 47 3 Pe 4 2 Which individuals in this pedigree have Huntington s Problem 2 The following pedigree follows the inheritance of Huntington s disorder shaded in shapes in a family People afflicted with Huntington s disorder do not show symptoms until they are about 35 40 years old Use H for the dominant allele and h for the recessive pleje HH or Hh 1 Is Huntington s disorder Dominant or recessive Explain 3 What is the genotype of individual 17 4 Suppose that individual 14 marries an unaffected woman What is the probability that their children will have Huntington s Disorder Show work What are the genotypes of Individuals 2 4 and 77 2 7 4 3 What are the genotypes of individuals 3 6 and 87 3 6 8 12 4 What is the probability that Individual 5 and an unaffected male would have a son with hemophilla CH 13 AP 10 PROBLEM 3 This pedigree shows the typical Inheritance of hemophilla a sex linked recessive disorder Because their blood does not clot property people afflicted with hemophilla live to about 50 years old Use X for the dominant allele X for the recessive allele and Y for the male chromosome 1 How Is hemophilia Inherited 10 10 15 11 What about have a daughter who is a carrier 12 with short short plant he recessive r wants only g herd blue eyed e and en her eyes all is but her mother ll have ptosis 13 re dominant les marries an no dimples

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