In horses, B = black, b = brown, T = trotter, t = pacer. A black pacer mated to a brown trotter produces a black trotter offspring year after year. What are the probable genotypes?

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Cystic fibrosis (CF) occurs with a frequency of about 1/2500 Caucasian newborns and is inherited as an autosomal recessive. A woman had an older sister die from complications of this disease. CF is not present among relatives of her husband. Both the woman and her husband have normal phenotypes. What is the chance this couple will have a CF child?

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how was highschool like for a person diagnosed with turner's syndrome? and really difficult subjects?

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What is the difference betwee bacteriostatic and bacteriocidal?

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What is genetic genealogy?

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What is stem cell research?

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which chemical substance is generally used to obtain polyploids?

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In cats yellow is due to gene B and black to its allele b. These genes are located on the X chromosome (sex-linked). The heterozygous results in calico (tortoise shell). What kinds of offspring (sex & color) are expected from the cross: black male & calico female? Most calico males are sterile, why?

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What are the dangers of Genetically Engineered foods?

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what is Sickle Cell Anemia ?

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What are the benefits/risks when company traditional and genetically engineered breeding?

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What does it mean to say that an allele is pleiotropic?

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