The following pedigree illustrates the inheritance of ringed hair, a condition in which each hair is differentiated into light and dark zones. What mode or modes of inheritance are possible for the ringed-hair trait in this family? 2 II 2 3 4 5 6 II 2 3 4 5 IV
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A: Answer - DOMINANT.
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Q: The following pedigree illustrates the inheritance of ringed hair, a condition in which each hair is…
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- A pedigree analysis was performed on the family of a man with schizophrenia. Based on the known concordance statistics, would his MZ twin be at high risk for the disease? Would the twins risk decrease if he were raised in an environment different from that of his schizophrenic brother?The gene controlling ABO blood type and the gene underlying nail-patella syndrome are said to show linkage. What does that mean in terms of their relative locations in the genome? What does it mean in terms of how the two traits are inherited with respect to each other?The following pedigree illustrates the inheritance of ringed hair, a condition in which each hair is differentiated into light and dark zones. What mode or modes of inheritance are possible for the ringed-hair trait in this family?
- The following pedigree shows the incidence of ABO blood types in a family. Which individual(s) is/are a known homozygote for blood type? What is/are the possible genotype(s) of individual III-2? What is/are the possible genotype(s) of individual III-3?The following pedigree illustrates the inheritance of Nance–Horan syndrome, a rare genetic condition in which affected people have cataracts and abnormally shaped teeth.The inheritance pattern of a rare form of Xeroderma pigmentosum is exhibited in the pedigree shown below. The pattern of inheritance of the Xeroderma pigmentosum phenotype suggests what type of inheritance. please explain your reasoning.
- This is a typical pedigree for a family that carries neurofibromatosis. Is individual I-2 most likely homozygous or heterozygous? Why? Explain.Ectrodactyly is a rare condition in which the fingers are absent, and the hand is split. It is usually inherited as an autosomal dominant trait. What do the double horizontal lines mean between III-1 and III-4? Is the pedigree below consistent with autosomal dominant inheritance?Using the pedigree chart attached: Above is a pedigree for colorblindness. Based on the pedigree, is the disease dominant or recessive and is it sex-linked or autosomal? Why? Furthermore, what is the probability that 18 on this chart is affected but the condition, and what is the probability that 18 is a carrier? Why? Are the probability of being a carrier and an affected individual different? Why?
- Above is a pedigree for colorblindness. Based on the pedigree, is the disease dominant or recessive and is it sex-linked or autosomal? Why? Furthermore, what is the probability that 18 on this chart is affected but the condition, and what is the probability that 18 is a carrier? Why? Are the probability of being a carrier and an affected individual different? WhyA woman homozygous dominant for albinism marries a man who is homozygous recessive for albinism. What are the possible genotypes and phenotypes percentages for their offspring?The following pedigree describes the inheritance of Lesch-Nyhan syndrome, an x-linked recessive disease. Affected individuals are shaded. what is the probability, that the indicated child (IV.1) will be affected by Lesch-Nyhan syndrome? show solution
