Question 1

The genetic map distance between two loci is roughly equal to

Accepted Answer

A)  The estimated number of crossovers that occur between two points 
B)  The recombination frequency written as a percentage 
C)  The non-recombination frequency written as a percentage 
D)  The number of parental phenoytpes seen in the progeny 
E)  None of these 
A)  The estimated number of crossovers that occur between two points 
B)  The recombination frequency written as a percentage 
C)  The non-recombination frequency written as a percentage 
D)  The number of parental phenoytpes seen in the progeny 
E)  None of these

Question 2

The frequency that is often used to measure the degree of linkage between genes is known as the:

Accepted Answer

A)  Linkage frequency 
B)  Recombination frequency 
C)  Hardy-Weinberg frequency 
D)  Genetic frequency 
E)  Meiosis frequency 
A)  Linkage frequency 
B)  Recombination frequency 
C)  Hardy-Weinberg frequency 
D)  Genetic frequency 
E)  Meiosis frequency

Question 3

Mapping positions of genes that can be tied to locations on the cytological map of a chromosome is known as:

Accepted Answer

A)  Cytological analysis 
B)  Cytogenetic mapping 
C)  Recombination mapping 
D)  Genetic fingerprinting 
E)  All of these 
A)  Cytological analysis 
B)  Cytogenetic mapping 
C)  Recombination mapping 
D)  Genetic fingerprinting 
E)  All of these

Question 4

In order to predict inheritance patterns for human traits,it is necessary to collect data from:

Accepted Answer

A)  Karyotypes 
B)  Pedigrees 
C)  Amniocentesis 
D)  Medical history 
E)  All of these 
A)  Karyotypes 
B)  Pedigrees 
C)  Amniocentesis 
D)  Medical history 
E)  All of these

Question 5

Which of the following can be used to estimate the number of crossovers that occur during meiosis?

Accepted Answer

A)  Count chiasmata 
B)  Count recombinant chromosomes 
C)  Count centromeres 
D)  Count chiasmata and Count recombinant chromosomes 
E)  Count recombinant chromosomes and Count centromeres 
A)  Count chiasmata 
B)  Count recombinant chromosomes 
C)  Count centromeres 
D)  Count chiasmata and Count recombinant chromosomes 
E)  Count recombinant chromosomes and Count centromeres

Question 6

Which of the following is a true statement regarding genetic maps and cytological maps?

Accepted Answer

A)  The genetic distance and physical distance on cytological maps are not always uniform 
B)  Genetic maps and cytological maps are colinear 
C)  Genetic distances are not proportional to cytological distances 
D)  All of these are true 
E)  None of these are true 
A)  The genetic distance and physical distance on cytological maps are not always uniform 
B)  Genetic maps and cytological maps are colinear 
C)  Genetic distances are not proportional to cytological distances 
D)  All of these are true 
E)  None of these are true

Question 7

How would one estimate the genetic map distance between two genes on the same chromosome using the number of crossing over events in a three point cross?

Accepted Answer

In a three factor cross,the total number

Question 8

150 out of 1000 chromosomes are recombinant between two genes.How far apart are they located on a genetic map?

Accepted Answer

15 map uni

Question 9

In mapping a homozygous recessive mutant with a homozygous deletion in flies:

Accepted Answer

A)  The mutant phenotype will not appear in offspring if the allele lies within the deletion. 
B)  The wild-type phenotype will always appear if the gene lies within the deletion. 
C)  The mutant phenotype will always appear in progeny if the gene lies within the deletion. 
D)  All of these 
E)  None of these 
A)  The mutant phenotype will not appear in offspring if the allele lies within the deletion. 
B)  The wild-type phenotype will always appear if the gene lies within the deletion. 
C)  The mutant phenotype will always appear in progeny if the gene lies within the deletion. 
D)  All of these 
E)  None of these

Question 10

1111
-P? blue-flowered,short-stalked plants (++++)and white-flowered,long-stalked plant (ffss).The resulting F? offspring (++fs)are also crossed to produce the following F? progeny: 400 blue,short
400 white,long
100 blu100 white,short e,long
What is the recombination frequency,as shown in the F? generation?

Accepted Answer

A)  0.25 
B)  .20 
C)  .08 
D)  .10 
E)  .05 
A)  0.25 
B)  .20 
C)  .08 
D)  .10 
E)  .05

The genetic map distance between two loci is roughly equal to

The frequency that is often used to measure the degree of linkage between genes is known as the:

Mapping positions of genes that can be tied to locations on the cytological map of a chromosome is known as:

In order to predict inheritance patterns for human traits,it is necessary to collect data from:

Which of the following can be used to estimate the number of crossovers that occur during meiosis?

Which of the following is a true statement regarding genetic maps and cytological maps?

How would one estimate the genetic map distance between two genes on the same chromosome using the number of crossing over events in a three point cross?

150 out of 1000 chromosomes are recombinant between two genes.How far apart are they located on a genetic map?

In mapping a homozygous recessive mutant with a homozygous deletion in flies:

The Science Of Genetics

Cellular Reproduction

Mendelism The Basic Principles Of Inheritance

Extensions Of Mendelism

The Chromosomal Basis Of Mendelism

Variation In Chromosome Number And Structure

The Genetics Of Bacteria And Their Viruses

DNA And The Molecular Structure Of Chromosomes

Replication Of DNA And Chromosomes

Transcription And RNA Processing

Translation And The Genetic Code

Mutation,DNA Repair,And Recombination

The Techniques Of Molecular Genetics

Genomics

Applications Of Molecular Genetics

Transposable Genetics Elements

Regulation Of Gene Expression In Prokaryotes

Regulation Of Gene Expression In Eukaryotes

The Genetic Control Of Animal Development

The Genetic Basis Of Cancer

Inheritance Of Complex Traits

Population Genetics

Evolutionary Genetics

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Exam 7: Linkage,Crossing Over,And Chromosome Mapping In …

The genetic map distance between two loci is roughly equal to

The frequency that is often used to measure the degree of linkage between genes is known as the:

Mapping positions of genes that can be tied to locations on the cytological map of a chromosome is known as:

In order to predict inheritance patterns for human traits,it is necessary to collect data from:

Which of the following can be used to estimate the number of crossovers that occur during meiosis?

Which of the following is a true statement regarding genetic maps and cytological maps?

How would one estimate the genetic map distance between two genes on the same chromosome using the number of crossing over events in a three point cross?

150 out of 1000 chromosomes are recombinant between two genes.How far apart are they located on a genetic map?

In mapping a homozygous recessive mutant with a homozygous deletion in flies:

The Science Of Genetics

Cellular Reproduction

Mendelism The Basic Principles Of Inheritance

Extensions Of Mendelism

The Chromosomal Basis Of Mendelism

Variation In Chromosome Number And Structure

The Genetics Of Bacteria And Their Viruses

DNA And The Molecular Structure Of Chromosomes

Replication Of DNA And Chromosomes

Transcription And RNA Processing

Translation And The Genetic Code

Mutation,DNA Repair,And Recombination

The Techniques Of Molecular Genetics

Genomics

Applications Of Molecular Genetics

Transposable Genetics Elements

Regulation Of Gene Expression In Prokaryotes

Regulation Of Gene Expression In Eukaryotes

The Genetic Control Of Animal Development

The Genetic Basis Of Cancer

Inheritance Of Complex Traits

Population Genetics

Evolutionary Genetics

Filters