8. For each of the following pairs of parental genotypes, calculate the phenotypicratios for the F1 generation.a. LAIA X iib. IAIA x IAIB C. IAIA x IBId. IAIA X IAI e. IAI x IAIf. IAi x IAIB 9. IAI x9. If Mr. and Mrs. Fecundity, both having blood type B, have 12 children, 3/4 of whom aretype B and 1/4 of whom are 0, what are the genotypes of the parents?10. A family of six includes four children, each of whom has a different blood type: A, B,AB and 0. What are the genotypes of parents for this trait?11. A man with blood type B, with one parent of blood type 0, marries a woman with bloodtype AB, What will be the theoretical percentage of their children with blood type B?12. Mortimer has type B blood. His wife Murgatroyd is unsure of her blood type. If theirfirst child, Magnifica, is type B, their second offspring, Maximum, is AB and the twins,Maud and Lyn, are A can you determine the genotypes of Mort and Murg?

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Description: 8. For each of the following pairs of parental genotypes, calculate the phenotypicratios for the F1 generation.a. LAIA X iib. IAIA x IAIB C. IAIA x IBId. IAIA X IAI e. IAI x IAIf. IAi x IAIB 9. IAI x9. If Mr. and Mrs. Fecundity, both having blood ty

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8. For each of the following pairs of parental genotypes, calculate the phenotypic ratios for the F1 generation. a. LAIA xi b. IAIAX IAIB c. IAIA x IBI d. IAIA x IAI e. IAI x IAI f. IAi x IAIB g. IAI xà

8. For each of the following pairs of parental genotypes, calculate the phenotypic ratios for the F1 generation. a. LAIA xi b. IAIAX IAIB c. IAIA x IBI d. IAIA x IAI e. IAI x IAI f. IAi x IAIB g. IAI xà

Biology: The Unity and Diversity of Life (MindTap Course List)

14th Edition

ISBN:9781305073951

Author:Cecie Starr, Ralph Taggart, Christine Evers, Lisa Starr

Publisher:Cecie Starr, Ralph Taggart, Christine Evers, Lisa Starr

Chapter13: Observing Patterns In Inherited Traits

Section: Chapter Questions

Problem 11GP: A single allele gives rise to the Hbs form of hemoglobin. Individuals who are homozygous for the...

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4) A testcross is used to determine which of the following? a) The phenotype of an individual with a dominant genotype b) The phenotype of an individual with a recessive genotype c)The genotype of an individual with a dominant phenotype d) The genotype of an individual with a recessive phenotype
1. A mother with blood type A has a child with blood type O, and she claims that Mister X is the father. Mister X denies that he could possibly be the father, because he has blood type B. If you were the judge presiding over this case, which of the following arguments would you find most convincing? a. Mr. X could be the father if his blood genotype is IBIB, and the mother’s blood genotype is IAIA b. Mr. X cannot be the father because a child with blood type O cannot have a parent with blood type B c. Mr. X could be the father if his blood genotype is IBi, and the mother’s blood genotype is IAi d. Mr. X cannot be the father because a parent with blood type B cannot have a child with blood type O e. Mr. X cannot be the father because the human ABO blood types are sex-linked traits 2. A monohybrid cross between two pea plants producing yellow peas, resulting in an F1 phenotypic ratio of 3:1 (three yellow pea plants to one green pea plant) indicates what about the parental pea plants?…
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1. An albino man whose parents are both normal marries a woman ome of whose parents is normal and the other albino. She has an albino sister. The couple has a normal son. a.Is albinism a dominant or a recessive trait? Explain your answer B. Give genotypes of all the persons involved. C.The couple plans to have more kids. What is the probability of their second child being normal
9. The factors for normal hemoglobin (S) and sickle-cell hemoglobin (s) are considered codominants: heterozygous individuals have some normal red blood cells and some sickle cells but are not considered to have the disease. A heterozygote is said to have the sickle-cell trait but not the disease. A. What is the genotype of a man with the sickle-cell trait? B. If normal man marries a heterozygous woman, what do you expect for the genotypes and phenotypes of their children? C. If 2 heterozygous people marry and have 3 children who don’t have the disease, what is the chance that their fourth child will have the disease? D. Assume that medical science finds a treatment for sickle-cell anemia so that people with the disease can live out a normal life span but their genes are not changed. If 2 people are saved from the effects of the disease, marry, and have children, what would you expect for the genotypes and phenotypes of their children? Would the children…
1) Dr. Thompson is hoping to produce a tester outcome from her cross. Which of the following would depict a tester PHENOTYPE? a) mmnn. b) MmNn. c) mn. d) MN. 2) By decomposing the cross, MmNn X Mmnn, into single gene outcomes, the possibility of obtaining a double recessive outcome for the ‘M’ gene is: a) 50%! b) 100! c) 0%! d) 25%!
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