To draw: The pedigree showing all possible outcomes resulted from the cross between a woman with her first male cousin. Introduction: The disease Tay-Sachs occurs due to the recessive allele, which is common in Eastern European Ashkenazi Jews and rarer in other regions.

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Answer 1

Question

Chapter 2, Problem 64P

a.

Summary Introduction

To draw: The pedigree showing all possible outcomes resulted from the cross between a woman with her first male cousin.

Introduction: The disease Tay-Sachs occurs due to the recessive allele, which is common in Eastern European Ashkenazi Jews and rarer in other regions.

b.

Summary Introduction

To find: The probability that the first child of cousin will be diseased (from Tay-Sachs abnormality) by assuming the outsider to be homozygous and normal.

Introduction: The genetic abnormality caused due to the accumulation of the toxic substances in the body due to the gene mutation caused by Tay-Sachs disease. The symptoms of the disease lead to destroying the brain and spinal cord. The disease becomes apparent at the infancy stage.

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foraging/diet type teeth tongue stomach intestines cecum Insectivory numerous, spiky, incisors procumbentExample: moleExample: shrew -- simple short mostly lacking Myrmecophagy absent or reduced in numbers, peg-likeExample: tamandua anteater extremely long simple, often roughened short small or lacking Terrestrial carnivory sharp incisors; long, conical canines; often carnassial cheek teeth; may have crushing molarsExample: dog -- simple short small Aquatic carnivory homodont, spiky, numerousExample: common dolphin -- simple or multichambered (cetaceans only) variable small or absent Sanguinivory very sharp upper incisors; reduced cheek teethExample: vampire bat grooved tubular, highly extensible long small or lacking Herbivory (except nectivores) incisors robust or absent; canines reduced or absent; diastema; cheek teeth enlarged with complex occlusal surfacesExample: beaver -- simple (hindgut fermenters) or multichambered (ruminants) long large Filter feeding none…

3. Shown below is the dental formula and digestive tract anatomy of three mammalian species (A, B, and C). What kind of diet would you expect each species to have? Support your answers with what you can infer from the dental formula and what you can see in the diagram. Broadly speaking, what accounts for the differences? Species A 3/3, 1/1, 4/4, 3/3 པར『ན་ cm 30 Species B 4/3, 1/1, 2/2, 4/4 cm 10 Species C 0/4, 0/0,3/3, 3/3 020

3. Shown below is the dental formula and digestive tract anatomy of three mammalian species (A, B, and C). What kind of diet would you expect each species to have? Support your answers with what you can infer from the dental formula and what you can see in the diagram. Broadly speaking, what accounts for the differences? Species A 3/3, 1/1, 4/4, 3/3 cm 30 Species B 0/4, 0/0, 3/3, 3/3 cm 10 Species C 4/3, 1/1, 2/2, 4/4 E 0 cm 20 AIL

Answer 2

Question

Chapter 2, Problem 64P

a.

Summary Introduction

To draw: The pedigree showing all possible outcomes resulted from the cross between a woman with her first male cousin.

Introduction: The disease Tay-Sachs occurs due to the recessive allele, which is common in Eastern European Ashkenazi Jews and rarer in other regions.

b.

Summary Introduction

To find: The probability that the first child of cousin will be diseased (from Tay-Sachs abnormality) by assuming the outsider to be homozygous and normal.

Introduction: The genetic abnormality caused due to the accumulation of the toxic substances in the body due to the gene mutation caused by Tay-Sachs disease. The symptoms of the disease lead to destroying the brain and spinal cord. The disease becomes apparent at the infancy stage.

Expert Solution & Answer

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See solution

Answer 3

Question

Chapter 2, Problem 64P

a.

Summary Introduction

To draw: The pedigree showing all possible outcomes resulted from the cross between a woman with her first male cousin.

Introduction: The disease Tay-Sachs occurs due to the recessive allele, which is common in Eastern European Ashkenazi Jews and rarer in other regions.

b.

Summary Introduction

To find: The probability that the first child of cousin will be diseased (from Tay-Sachs abnormality) by assuming the outsider to be homozygous and normal.

Introduction: The genetic abnormality caused due to the accumulation of the toxic substances in the body due to the gene mutation caused by Tay-Sachs disease. The symptoms of the disease lead to destroying the brain and spinal cord. The disease becomes apparent at the infancy stage.

Expert Solution & Answer

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See solution

Answer 4

Question

Chapter 2, Problem 64P

a.

Summary Introduction

To draw: The pedigree showing all possible outcomes resulted from the cross between a woman with her first male cousin.

Introduction: The disease Tay-Sachs occurs due to the recessive allele, which is common in Eastern European Ashkenazi Jews and rarer in other regions.

b.

Summary Introduction

To find: The probability that the first child of cousin will be diseased (from Tay-Sachs abnormality) by assuming the outsider to be homozygous and normal.

Introduction: The genetic abnormality caused due to the accumulation of the toxic substances in the body due to the gene mutation caused by Tay-Sachs disease. The symptoms of the disease lead to destroying the brain and spinal cord. The disease becomes apparent at the infancy stage.

Expert Solution & Answer

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Answer 5

Chapter 2, Problem 64P

a.

Summary Introduction

To draw: The pedigree showing all possible outcomes resulted from the cross between a woman with her first male cousin.

Introduction: The disease Tay-Sachs occurs due to the recessive allele, which is common in Eastern European Ashkenazi Jews and rarer in other regions.

b.

Summary Introduction

To find: The probability that the first child of cousin will be diseased (from Tay-Sachs abnormality) by assuming the outsider to be homozygous and normal.

Introduction: The genetic abnormality caused due to the accumulation of the toxic substances in the body due to the gene mutation caused by Tay-Sachs disease. The symptoms of the disease lead to destroying the brain and spinal cord. The disease becomes apparent at the infancy stage.

Answer 6

Chapter 2, Problem 64P

a.

Summary Introduction

To draw: The pedigree showing all possible outcomes resulted from the cross between a woman with her first male cousin.

Introduction: The disease Tay-Sachs occurs due to the recessive allele, which is common in Eastern European Ashkenazi Jews and rarer in other regions.

Answer 7

Chapter 2, Problem 64P

a.

Summary Introduction

To draw: The pedigree showing all possible outcomes resulted from the cross between a woman with her first male cousin.

Introduction: The disease Tay-Sachs occurs due to the recessive allele, which is common in Eastern European Ashkenazi Jews and rarer in other regions.

Answer 8

b.

Summary Introduction

To find: The probability that the first child of cousin will be diseased (from Tay-Sachs abnormality) by assuming the outsider to be homozygous and normal.

Introduction: The genetic abnormality caused due to the accumulation of the toxic substances in the body due to the gene mutation caused by Tay-Sachs disease. The symptoms of the disease lead to destroying the brain and spinal cord. The disease becomes apparent at the infancy stage.

Answer 9

b.

Summary Introduction

To find: The probability that the first child of cousin will be diseased (from Tay-Sachs abnormality) by assuming the outsider to be homozygous and normal.

Introduction: The genetic abnormality caused due to the accumulation of the toxic substances in the body due to the gene mutation caused by Tay-Sachs disease. The symptoms of the disease lead to destroying the brain and spinal cord. The disease becomes apparent at the infancy stage.

Answer 10

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Answer 11

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Answer 12

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Answer 13

Ch. 2 - Prob. 1P Ch. 2 - Prob. 2P Ch. 2 - Prob. 3P Ch. 2 - Prob. 4P Ch. 2 - Prob. 5P Ch. 2 - Prob. 6P Ch. 2 - Prob. 7P Ch. 2 - Prob. 8P Ch. 2 - Prob. 9P Ch. 2 - Prob. 10P

To draw: The pedigree showing all possible outcomes resulted from the cross between a woman with her first male cousin. Introduction: The disease Tay-Sachs occurs due to the recessive allele, which is common in Eastern European Ashkenazi Jews and rarer in other regions.

Solution Summary: The author explains that the disease Tay-Sachs occurs due to the recessive allele, which is common in Eastern European Ashkenazi Jews.

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To draw: The pedigree showing all possible outcomes resulted from the cross between a woman with her first male cousin.

Introduction: The disease Tay-Sachs occurs due to the recessive allele, which is common in Eastern European Ashkenazi Jews and rarer in other regions.

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Chapter 2 Solutions