In albinism (a recessive disorder), the formation of melanin, a dark skin pigment, are blocked so that albinos have extremely light skin and hair. They also have little or no coloration in the iris of the eye, giving their eyes a pale blue or pink appearance. In this pedigree use "A" to represent the dominant allele and "a" for the recessive allele. Use this pedigree to answer the following q
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In albinism (a recessive disorder), the formation of melanin, a dark skin pigment, are blocked so that albinos have extremely light skin and hair. They also have little or no coloration in the iris of the eye, giving their eyes a pale blue or pink appearance. In this pedigree use "A" to represent the dominant allele and "a" for the recessive allele.
Use this pedigree to answer the following questions:
- What is the genotype of the open circle in the top row?
- What is the genotype of the closed square in the bottom row?
- When one carriers (heterozygous) and one person who is homozygous dominant reproduce what is the probability that one of their children will be affected? ______ Explain your answer.
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