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Q. Even though it is thought that there are actually 7 loci involved in producing fingerprint ridges for the next two problems we will utilize a simpler 4 locus model. The loci are named A.B, C and D. There are two alleles at each locus. A capital letter indicates a […]

1. Erythropoietic Protoporphyria (EPP) is a defect in heme biosynthesis that is inherited with the X-linked dominant allele E. The X-linked recessive allele e does not contribute to EPP. Colon cancer susceptibility is inherited with the autosomal recessive allele c. The autosomal dominant allele C prevents colon cancer. a. Martin […]

Question 1: If the homologous pair doesn’t separate during anaphase in Meiosis I, what does the end product of the cell division look like after the first and second meiotic division with that aberration? Draw the end product. Question 2: If homologous pair separates normal during Meiosis I but does […]

Q. Assume that pesticide resistance in beetles is a quantitative trait that can be measured as the number of days a beetle survives after exposure to the pesticide. The least resistant beetles die within one day, while the most resistant beetles can live for 12 days after exposure. a) Illustrate […]