Genetics-Punnett Squares and Pedigrees

Brown hair is dominant over blonde hair. If a heterozygous brown-haired father is crossed with a homozygous blonde-haired mother, what is the possibility they will have a child who has blonde hair? (Write your answer in the space below) This chart tracks Duchenne Muscular Dystrophy (DMD) through a family. How many females in generation II are affected? (squares are male, circles are female; shaded in is affected, blank is unaffected) 1 2 3 4 Autosomal genes are genes that are NOT gametes, rather they are regular body genes such as hair or bone. Is the disease above autosomal or x-linked? autosomal x-linked neither This is a pedigree chart of a family with attached earlobes (an autosomal recessive trait). What is the relationship between of I-1 and ll-3? father daughter father son cousins couple Is the trait tracked in this pedigree.... recessive dominant Y-linked Genotypes For certain cats:White(W) hair is dominant to black hair.Long(L) hair is dominant to short hair.Use this information to write the correct genotypes for the following individuals. Phenotype Genotype Heterozygous for both traits WwLl Homozygous dominant for white hair and heterozygous for long hair WWLl Homozygous recessive for both traits. wwll Homozygous dominant for both traits WWLL Dihybrid Cross Correctly determine the genotypes of all possible offspring for two parents with the genotypes AaBB AaBb. Extra Box AB Ab aB ab AB AABB AABb AaBB AaBb AB AABB AABb AaBB AaBb aB AaBB AaBb aaBB aaBb aB AaBB AaBb aaBB aaBb