Question 1

In a theoretical population where f (A1) = 0.95 and f (A2) = 0.05, µ = 1 × 10- 6, and v = 1 × 10- 7, what is Oq?

Accepted Answer

A)  5.26 × 10- 3 
B)  9.55 × 10- 7 
C)  9.45 × 10- 7 
D)  5.00 × 10- 9 
E)  9.50 × 10- 7 
A)  5.26 × 10- 3 
B)  9.55 × 10- 7 
C)  9.45 × 10- 7 
D)  5.00 × 10- 9 
E)  9.50 × 10- 7

Question 2

The process by which an original species is transformed into a new species over an extended period of time that spans many generations is known as_________ .

Accepted Answer

A)  morphogenesis 
B)  founder effect 
C)  anagenesis 
D)  neogenesis 
E)  cladogenesis 
A)  morphogenesis 
B)  founder effect 
C)  anagenesis 
D)  neogenesis 
E)  cladogenesis

Question 3

Given the following pedigree, what is the coefficient of inbreeding for individual G?
   
Use Key Analytic Tool pedigree in Chapter 20, page 402 from SGSM

Accepted Answer

A)  1/32 
B)  1/8 
C)  1/4 
D)  1/16 
E)  1/64 
A)  1/32 
B)  1/8 
C)  1/4 
D)  1/16 
E)  1/64

Question 4

You want to calculate the frequency of the allele causing sickle cell disease in your patients, and you know the genotypes of every individual. Assuming the population is not in Hardy- Weinberg equilibrium due to population substructure, which method can be used to calculate allele frequency?

Accepted Answer

A)  genotype proportion method 
B)  binomial expansion 
C)  chi- square test 
D)  allele- counting method 
E)  square root method 
A)  genotype proportion method 
B)  binomial expansion 
C)  chi- square test 
D)  allele- counting method 
E)  square root method

Question 5

If an X- linked recessive trait has a frequency of 5% in males, what percentage of females are carriers? (Assume that the population is in Hardy- Weinberg equilibrium.)

Accepted Answer

A)  9.5% 
B)  4.2% 
C)  5% 
D)  10% 
E)  95% 
A)  9.5% 
B)  4.2% 
C)  5% 
D)  10% 
E)  95%

Question 6

Which of the following is an example of a postzygotic mechanism for reproductive isolation?

Accepted Answer

A)  behavioral isolation 
B)  hybrid sterility 
C)  habitat separation 
D)  gametic isolation 
E)  mechanical isolation 
A)  behavioral isolation 
B)  hybrid sterility 
C)  habitat separation 
D)  gametic isolation 
E)  mechanical isolation

Question 7

Phenylketonuria (PKU) is extremely common in Ireland, affecting approximately 1 in 4500 live births. Assuming that the population is in Hardy- Weinberg equilibrium, what is the frequency of PKU carriers?

Accepted Answer

A)  2.9% 
B)  1.49% 
C)  2.2% 
D)  98.5% 
E)  0.022% 
A)  2.9% 
B)  1.49% 
C)  2.2% 
D)  98.5% 
E)  0.022%

Question 8

In the same population of patients you examined for sickle cell allele frequencies, you now want to test whether the disease symptoms are related to blood type. Since blood type is a codominant trait and the alleles are easily identifiable by the phenotype (blood type) of the individuals, which method is most helpful for identifying blood type allele frequency?

Accepted Answer

A)  square root method 
B)  chi- square test 
C)  genotype proportion method 
D)  allele- counting method 
E)  binomial expansion 
A)  square root method 
B)  chi- square test 
C)  genotype proportion method 
D)  allele- counting method 
E)  binomial expansion

Question 9

During a University of Nevada, Reno blood donation campaign, the frequencies of alleles determining the ABO blood groups were 0.70 for i, 0.2 for IA and 0.1 for IB. Assuming random mating, what is the expected frequency of blood type B?

Accepted Answer

A)  0.49 
B)  0.18 
C)  0.04 
D)  0.32 
E)  0.15 
A)  0.49 
B)  0.18 
C)  0.04 
D)  0.32 
E)  0.15

Question 10

If the frequency of PKU, an autosomal recessive disease, is 1% in males, what is the frequency of females with PKU? (You may assume that the population is in
Hardy- Weinberg equilibrium.)

Accepted Answer

The answer of If the frequency of PKU, an autosomal...

Question 11

The incidence of phenylketonuria (PKU), an autosomal recessive genetic disorder, is approximately 1 in 4,500 in Ireland. Assuming Hardy- Weinberg equilibrium, what is the probability that a phenotypically normal Irish female, with no family history, and a phenotypically normal Irish male, with an affected sister, will have a child with PKU?

Accepted Answer

A)  0.028% 
B)  0.49% 
C)  1.96% 
D)  0.55% 
E)  2.2% 
A)  0.028% 
B)  0.49% 
C)  1.96% 
D)  0.55% 
E)  2.2%

Question 12

A researcher is studying a newly discovered gene that causes increased body weight in domesticated chickens. In a mainland population, the frequency of the A1 allele is 0.2, for this gene with two alleles. If 100 of these mainland chicken are transported on a ship to an isolated island with a population of 200 A1A1 chickens, 400 A1A2 chickens, and 400 A2A2 chickens, what would the frequency of the A1 allele in the admixed population?

Accepted Answer

A)  0.764 
B)  0.618 
C)  0.745 
D)  0.236 
E)  0.382 
A)  0.764 
B)  0.618 
C)  0.745 
D)  0.236 
E)  0.382

Question 13

When looking at the MN blood group with two alleles, how many degrees of freedom will be used to compare observed versus expected results?

Accepted Answer

The answer of When looking at the MN blood group...

Question 14

Explain why rare recessive alleles are more likely to produce a recessive phenotype as a result of inbreeding.

Accepted Answer

Negative genetic outcomes in the form of

In a theoretical population where f (A₁) = 0.95 and f (A₂) = 0.05, µ = 1 × 10^{- 6}, and v = 1 × 10^{- 7}, what is Oq?

The process by which an original species is transformed into a new species over an extended period of time that spans many generations is known as_________ .

Given the following pedigree, what is the coefficient of inbreeding for individual G? Use Key Analytic Tool pedigree in Chapter 20, page 402 from SGSM

You want to calculate the frequency of the allele causing sickle cell disease in your patients, and you know the genotypes of every individual. Assuming the population is not in Hardy- Weinberg equilibrium due to population substructure, which method can be used to calculate allele frequency?

If an X- linked recessive trait has a frequency of 5% in males, what percentage of females are carriers? (Assume that the population is in Hardy- Weinberg equilibrium.)

Which of the following is an example of a postzygotic mechanism for reproductive isolation?

Phenylketonuria (PKU) is extremely common in Ireland, affecting approximately 1 in 4500 live births. Assuming that the population is in Hardy- Weinberg equilibrium, what is the frequency of PKU carriers?

During a University of Nevada, Reno blood donation campaign, the frequencies of alleles determining the ABO blood groups were 0.70 for i, 0.2 for I^A and 0.1 for I^B. Assuming random mating, what is the expected frequency of blood type B?

If the frequency of PKU, an autosomal recessive disease, is 1% in males, what is the frequency of females with PKU? (You may assume that the population is in Hardy- Weinberg equilibrium.)

When looking at the MN blood group with two alleles, how many degrees of freedom will be used to compare observed versus expected results?

Explain why rare recessive alleles are more likely to produce a recessive phenotype as a result of inbreeding.

The Molecular Basis of Heredity, Variation, and Evolution

Transmission Genetics

Cell Division and Chromosome Heredity

Inheritance Patterns of Single Genes and Gene Interaction

Genetic Linkage and Mapping in Eukaryotes

Genetic Analysis and Mapping in Bacteria and Bacteriophage

Dna Structure and Replication

Molecular Biology of Transcription and Rna Processing

The Molecular Biology of Translation

Chromosome Chapter Title Tbd

Gene Mutation, Dna Repair, and Homologous Recombination

Chromosome Chapter Title Tbd

Regulation of Gene Expression in Bacteria and Bacteriophage

Regulation of Gene Expression in Eukaryotes

Analysis of Gene Function by Forward Genetics and Reverse Genetics

Recombinant Dna Technology and Its Applications

Genomics: Genetics From a Whole-Genome Perspective

Organelle Inheritance and the Evolution of Organelle Genomes

Developmental Genetics

Population Genetics and Evolution at the Population, Species, and Molecular Levels

Filters

Exam 20: Genetic Analysis of Quantitative Traits

In a theoretical population where f (A1) = 0.95 and f (A2) = 0.05, µ = 1 × 10- 6, and v = 1 × 10- 7, what is Oq?

The process by which an original species is transformed into a new species over an extended period of time that spans many generations is known as_________ .

Given the following pedigree, what is the coefficient of inbreeding for individual G? Use Key Analytic Tool pedigree in Chapter 20, page 402 from SGSM

You want to calculate the frequency of the allele causing sickle cell disease in your patients, and you know the genotypes of every individual. Assuming the population is not in Hardy- Weinberg equilibrium due to population substructure, which method can be used to calculate allele frequency?

If an X- linked recessive trait has a frequency of 5% in males, what percentage of females are carriers? (Assume that the population is in Hardy- Weinberg equilibrium.)

Which of the following is an example of a postzygotic mechanism for reproductive isolation?

Phenylketonuria (PKU) is extremely common in Ireland, affecting approximately 1 in 4500 live births. Assuming that the population is in Hardy- Weinberg equilibrium, what is the frequency of PKU carriers?

During a University of Nevada, Reno blood donation campaign, the frequencies of alleles determining the ABO blood groups were 0.70 for i, 0.2 for IA and 0.1 for IB. Assuming random mating, what is the expected frequency of blood type B?

If the frequency of PKU, an autosomal recessive disease, is 1% in males, what is the frequency of females with PKU? (You may assume that the population is in Hardy- Weinberg equilibrium.)

When looking at the MN blood group with two alleles, how many degrees of freedom will be used to compare observed versus expected results?

Explain why rare recessive alleles are more likely to produce a recessive phenotype as a result of inbreeding.

The Molecular Basis of Heredity, Variation, and Evolution

Transmission Genetics

Cell Division and Chromosome Heredity

Inheritance Patterns of Single Genes and Gene Interaction

Genetic Linkage and Mapping in Eukaryotes

Genetic Analysis and Mapping in Bacteria and Bacteriophage

Dna Structure and Replication

Molecular Biology of Transcription and Rna Processing

The Molecular Biology of Translation

Chromosome Chapter Title Tbd

Gene Mutation, Dna Repair, and Homologous Recombination

Chromosome Chapter Title Tbd

Regulation of Gene Expression in Bacteria and Bacteriophage

Regulation of Gene Expression in Eukaryotes

Analysis of Gene Function by Forward Genetics and Reverse Genetics

Recombinant Dna Technology and Its Applications

Genomics: Genetics From a Whole-Genome Perspective

Organelle Inheritance and the Evolution of Organelle Genomes

Developmental Genetics

Population Genetics and Evolution at the Population, Species, and Molecular Levels

Filters

In a theoretical population where f (A₁) = 0.95 and f (A₂) = 0.05, µ = 1 × 10^{- 6}, and v = 1 × 10^{- 7}, what is Oq?

During a University of Nevada, Reno blood donation campaign, the frequencies of alleles determining the ABO blood groups were 0.70 for i, 0.2 for I^A and 0.1 for I^B. Assuming random mating, what is the expected frequency of blood type B?