Question 1

The largest proportion of human genes are:

Accepted Answer

A) of unknown function. 
B) transcription factors. 
C) nucleic acid enzymes. 
D) receptors. 
E) regulatory molecules. 
A) of unknown function. 
B) transcription factors. 
C) nucleic acid enzymes. 
D) receptors. 
E) regulatory molecules.

Question 2

Loci that are far apart:

Accepted Answer

A) have a higher recombination rate than loci that are close together. 
B) exhibit a recombination frequency of greater than 50%. 
C) always segregate together in meiosis. 
D) influence the phenotype to a lesser degree than loci that are close together. 
E) have less attraction than close loci. 
A) have a higher recombination rate than loci that are close together. 
B) exhibit a recombination frequency of greater than 50%. 
C) always segregate together in meiosis. 
D) influence the phenotype to a lesser degree than loci that are close together. 
E) have less attraction than close loci.

Question 3

How are proteins analyzed in mass spectrometry?

Accepted Answer

A) The mass spectrometer shows the sequence of the individual amino acids. 
B) The mass spectrometer compares the profile of peaks to its database of other proteins, looking for a match. 
C) The mass spectrometer fragments the protein to small pieces. 
D) The mass spectrometer shows the m/z ratio of each protein, and each protein has a different m/z ratio. 
E) The mass spectrometer can predict DNA sequences of proteins. 
A) The mass spectrometer shows the sequence of the individual amino acids. 
B) The mass spectrometer compares the profile of peaks to its database of other proteins, looking for a match. 
C) The mass spectrometer fragments the protein to small pieces. 
D) The mass spectrometer shows the m/z ratio of each protein, and each protein has a different m/z ratio. 
E) The mass spectrometer can predict DNA sequences of proteins.

Question 4

How has metagenomics of ocean samples contributed to our understanding of energy in biological systems?

Accepted Answer

Analyses of bacterial genomes found in o

Question 5

If a DNA sequence of a gene is known, one can synthesize the protein and find out its function.What are the disadvantages of this approach, and what other approaches can be taken?

Accepted Answer

Synthesizing proteins to deter

Question 6

In the figure, it is MOST likely that:

Accepted Answer

A) the top 18 miRs should be turned off to treat the cancer. 
B) the bottom 15 miRs should be turned on to treat the cancer. 
C) the top 18 miRs should be turned on to treat the cancer. 
D) the top 18 miRs should be turned off and the bottom 15 miRs should be turned on to treat the cancer. 
E) both the bottom 15 miRs and the top 18 miRs should be turned on to treat the cancer. 
A) the top 18 miRs should be turned off to treat the cancer. 
B) the bottom 15 miRs should be turned on to treat the cancer. 
C) the top 18 miRs should be turned on to treat the cancer. 
D) the top 18 miRs should be turned off and the bottom 15 miRs should be turned on to treat the cancer. 
E) both the bottom 15 miRs and the top 18 miRs should be turned on to treat the cancer.

Question 7

Explain why genetic and physical map distances may differ in relative distances between two genes on a chromosome.

Accepted Answer

Genetic maps are based on recombination

Question 8

Crossing over is often reduced around centrometric regions of chromosomes.If you were trying to construct a genetic map of two linked marker loci in this region, what result might you obtain?

Accepted Answer

A) The recombination frequencies would be low, and you would deduce that the markers were very close to one another. 
B) The recombination frequencies would be low, and you would deduce that the markers were very far from one another. 
C) The recombination frequencies would be high, and you would deduce that the markers were very close to one another. 
D) The recombination frequencies would be high, and you would deduce that the markers were very far from one another. 
E) The recombination frequencies would be too low to detect, and you would not be able to estimate the distance between genetic markers. 
A) The recombination frequencies would be low, and you would deduce that the markers were very close to one another. 
B) The recombination frequencies would be low, and you would deduce that the markers were very far from one another. 
C) The recombination frequencies would be high, and you would deduce that the markers were very close to one another. 
D) The recombination frequencies would be high, and you would deduce that the markers were very far from one another. 
E) The recombination frequencies would be too low to detect, and you would not be able to estimate the distance between genetic markers.

Question 9

The study of the expression, localization, and interactions of the complete set of proteins found in a given cell is called:

Accepted Answer

A) genomics. 
B) bioinformatics. 
C) metagenomics. 
D) proteomics. 
E) transcriptomics. 
A) genomics. 
B) bioinformatics. 
C) metagenomics. 
D) proteomics. 
E) transcriptomics.

Question 10

Which of the following is NOT a reason that metagenomics is particularly useful for studying microbes?

Accepted Answer

A) Many bacteria that cannot be cultured in the laboratory can be now studied. 
B) The composition of natural microbial communities can be reconstructed. 
C) The microbiome of individuals can be compared to understand the basis of disease. 
D) Previously unknown species of bacteria and new gene families have been discovered. 
E) The genomes of somatic cells in a human individual can vary significantly. 
A) Many bacteria that cannot be cultured in the laboratory can be now studied. 
B) The composition of natural microbial communities can be reconstructed. 
C) The microbiome of individuals can be compared to understand the basis of disease. 
D) Previously unknown species of bacteria and new gene families have been discovered. 
E) The genomes of somatic cells in a human individual can vary significantly.

The largest proportion of human genes are:

Loci that are far apart:

How are proteins analyzed in mass spectrometry?

How has metagenomics of ocean samples contributed to our understanding of energy in biological systems?

If a DNA sequence of a gene is known, one can synthesize the protein and find out its function.What are the disadvantages of this approach, and what other approaches can be taken?

In the figure, it is MOST likely that:

Explain why genetic and physical map distances may differ in relative distances between two genes on a chromosome.

Crossing over is often reduced around centrometric regions of chromosomes.If you were trying to construct a genetic map of two linked marker loci in this region, what result might you obtain?

The study of the expression, localization, and interactions of the complete set of proteins found in a given cell is called:

Which of the following is NOT a reason that metagenomics is particularly useful for studying microbes?

Introduction to Genetics

Chromosomes and Cellular Reproduction

Basic Principles of Heredity

Sex Determination and Sex-Linked Characteristics

Linkage, Recombination, and Eukaryotic Gene Mapping

Chromosome Variation

Bacterial and Viral Genetic Systems

DNA- the Chemical Nature of the Gene

DNA Replication and Recombination

From DNA to Proteins- Transcription and Rna Processing

From DNA to Protein- Translation

Control of Gene Expression

Gene Mutations, Transposable Elements, and Dna Repair

Molecular Genetic Analysis and Biotechnology

Cancer Genetics

Quantitative Genetics

Population and Evolutionary Genetics

Filters

Exam 15: Genomics and Proteomics

The largest proportion of human genes are:

Loci that are far apart:

How are proteins analyzed in mass spectrometry?

How has metagenomics of ocean samples contributed to our understanding of energy in biological systems?

If a DNA sequence of a gene is known, one can synthesize the protein and find out its function.What are the disadvantages of this approach, and what other approaches can be taken?

In the figure, it is MOST likely that:

Explain why genetic and physical map distances may differ in relative distances between two genes on a chromosome.

Crossing over is often reduced around centrometric regions of chromosomes.If you were trying to construct a genetic map of two linked marker loci in this region, what result might you obtain?

The study of the expression, localization, and interactions of the complete set of proteins found in a given cell is called:

Which of the following is NOT a reason that metagenomics is particularly useful for studying microbes?

Introduction to Genetics

Chromosomes and Cellular Reproduction

Basic Principles of Heredity

Sex Determination and Sex-Linked Characteristics

Linkage, Recombination, and Eukaryotic Gene Mapping

Chromosome Variation

Bacterial and Viral Genetic Systems

DNA- the Chemical Nature of the Gene

DNA Replication and Recombination

From DNA to Proteins- Transcription and Rna Processing

From DNA to Protein- Translation

Control of Gene Expression

Gene Mutations, Transposable Elements, and Dna Repair

Molecular Genetic Analysis and Biotechnology

Cancer Genetics

Quantitative Genetics

Population and Evolutionary Genetics

Filters