A couple is concerned their child will be born with sickle cell anemia. The woman does not have sickle cell anemia. The woman’s mother had sickle cell anemia and her father was a carrier of the sickle cell gene. The man knows that he is a carrier of the sickle cell gene. What is the probability that the child will have sickle cell anemia?
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- A couple is concerned their child will be born with sickle cell anemia. The woman does not have sickle cell anemia. The woman’s mother had sickle cell anemia and her father was a carrier of the sickle cell gene. The man knows that he is a carrier of the sickle cell gene. What is the probability that the child will have sickle cell anemia?
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- Another couple is concerned their child will be born with sickle cell anemia. The woman does not have sickle cell anemia. The woman’s mother had sickle cell anemia and her father was a carrier of the sickle cell gene. The man knows that he is not a carrier of the sickle cell gene. What is the probability that the child will be a carrier of sickle cell anemia?A woman who is a carrier for hemophilia marries a normal man. What is the probability that their first child will be a hemophiliac girl? What is the probability that the child will be a girl who is a carrier for the disease? What is the probability that, if they have a son, he will be normal? What is the probability that they will have a son who is a carrier for the disease?Another couple is concerned their child will be born with sickle cell anemia. The woman does not have sickle cell anemia. The woman’s mother had sickle cell anemia and her father was a carrier of the sickle cell gene. The man knows that he is not a carrier of the sickle cell gene. What is the probability that the child will be a carrier of sickle cell anemia? please include a punnett square
- What genotype do you need to have sickle cell anemia?A man with sickle-cell anemia is considering marriage. He is worried that his children might be born with sickle-cell anemia. What questions should he ask his fiancée?A phenotypically normal man, who has a hemophiliac brother, marries a normal woman, who is not a carrier. What is the probability that any of their children will be hemophiliac?
- Barbara and John have two daughters (Madison and Kelly), and one son (Mike), all have normal red blood cells. Their other son (Chase) has been diagnosed with sickle cell. Barbara recently gave birth to another son (Barry) who also has been diagnosed with sickle cell. Barbara’s mother (Beth) has sickle cell, but her father (Jason), three sisters (Emma, Lori, and Allison), and two brothers (Emmitt and Will) are all normal. John’s father (Jim), mother (Brenda), and brother (Parker) are all normal, but his sister (Demi) has sickle cell. John’s maternal grandparents (Bill and Lonna) are carriers. Barbara’s paternal grandparents (Kevin and Martha) are all normal. make an pedigreeWhat is the genotype of a woman with normal blood clotting whose father had hemophilia?What is the genotype of a normal man whose father had hemophilia?
- A normal woman marries a man with sickle-cell trait. What is the probability of their having a (a) child with sickle-cell trait, (b) normal child, (c) child with sickle cell anemia?A normal women whose father was a hemophilia marries a normal man. What is the chance of hemophilia in their children?Cross a woman who is a carrier for hemophilia to a hemophiliac man. a) What fraction of the offspring will be carrier females? b) What fraction will be normal males? c) What fraction will be normal females? ("Normal" meaning that they do not have hemophilia.) What fraction will be hemophiliac females? e) What is the genotype of the carrier female? f) How many different genotypes are possible among the offspring? 3.