Considering that Noor and Hamza do produce a first child and name her Roop, what is the likelihood Roop will be a carrier of PKU, like her mother was? a) 50%! b) 0%! c) 100% d) Not enough information is provided to answer this question.
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- 3) Isabella has blood type O her son also has blood type O. She claims that her friend, Ivan, is the child's father. a) Ivan's blood type is A. Can he be excluded as the father on this evidence alone? b) Does the fact that Ivan's mother has type A blood and his father has type AB blood exclude him from being the parent? c) Does the additional information that Ivan's mother's parents are both AB permit him to be excluded?A couple, who are both normal, have a daughter who is albino and a son who is normal. a) what is the probability that their normal son is a carrier of the albinism gene? Show your work. b) the couple wants to have 3 more children; what is the probability that they will have 3 normal girls? Show your work.The following data were presented to a court during a paternity suit: a) the infant is a universal donor for blood transfusion; b) the mother bears antibodies against the B antigen only; c) the alleged father is a universal recipient in blood transfusion. Answer too questions: - Can you identify the ABO genotype of the three individuals ? - Can the court draw any conclusions ?
- A heterozygous woman with Type-A blood, and a man with Type-O blood, have a child. What are the odds that the child will have type O-blood? A) 25% B) 75% C)100% D) 50%a) a combination of regular and lack of anterior segments in the offspring. b) unable to determine because genotype and phenotype of the mother does not correspond. c) regular structure onlyListen Two parents who do not have a condition have a daughter who has the condition. Which of the following possibilities can be eliminated as inheritance pattern for this condition? a) The condition is autosomal dominant O O c) The condition is sex linked recessive b) The condition is sex linked dominant d) All of the above can be eliminated
- b) Figure 2 shows a family tree in which the blood group of certain individuals have been identified. 6. Figure 2 i) Identify the blood group of individual 2 and state your reason. ii) If Individual 6 marries a woman with the same blood group, state the phenotype of their children. iii) If Individual 6 has the same genotype with his grandfather, give the genotype of individual 5.A man of blood group A is being sued by a woman of blood group B for paternity. The women’s child is blood group O. A) Is this man the father of this child? Explain. B) If this man actually is the father of this child, specify the genotypes of both parents. C.) If it was impossible for this group A man to be the father of a type O child, regardless of the mother’s genotype, specify his genotype. D.) If a man was blood group AB, could he be the father of a group O child? Why/why not?a) A woman who is type A has a daughter who is type O. Give the genotypes of both the mother and of the daughter. b) The mother claims a man who is type B is the father. Is that possible? Explain. c) The accused man can prove that both of his parents are type AB. Is it possible for him to be type B? If so, what is his genotype? d) Does the answer in part c change the answer in part b?
- A man with blood type A (whose mother was blood type O) has children with a woman that has blood type AB. The man and the woman are also heterozygous for the H antigen. What is the probability that they will have a child with blood type A? A) 0 B) 1/8 C) 3/8 D) 1/2 E) 3/4Tony has a sister with cystic fibrosis (CF). Neither of his parents have CF, nor does Tony. Tony is expecting a child with Tina. Tina does not have CF, but otherwise her family history is unknown. A) What is the probability that Tony is heterozygous for the CF gene? B) If the frequency of heterozygotes in the general population is 1/50, what is the probability that Tony and Tina's child will have CF?The fraternal birth order effect, in which the number of brothers a boy's mother carried before him influences his likelihood of growing up to be gay, is a) the result of social influences from the older brothers. b) the result of a genetic mutation. c) proof that sexual orientation is a matter of choice. d) only apparent in boys who are right-handed.