Question 1

Which of the following is NOT a type of horizontal gene transfer?

Accepted Answer

A)  transcription 
B)  transduction 
C)  transformation 
D)  conjugation 
A)  transcription 
B)  transduction 
C)  transformation 
D)  conjugation

Question 2

What does the figure convey about genome size in prokaryotes?

Accepted Answer

A)  The number of protein-coding genes decreases with genome size. 
B)  There is strong evidence of G-value paradox in prokaryotes. 
C)  Bacteria have larger genomes than Archaeans. 
D)  Free-living bacteria generally have larger genomes than do obligate symbionts. 
A)  The number of protein-coding genes decreases with genome size. 
B)  There is strong evidence of G-value paradox in prokaryotes. 
C)  Bacteria have larger genomes than Archaeans. 
D)  Free-living bacteria generally have larger genomes than do obligate symbionts.

Question 3

A group of scientists sequence and identify various regions of an organism's genome and find that 92% of the genome (a circular chromosome and a plasmid) is comprised of protein-coding genes. The organism is most likely a

Accepted Answer

A)  unicellular eukaryote. 
B)  multicellular eukaryote. 
C)  bacterium. 
D)  bacteriophage. 
A)  unicellular eukaryote. 
B)  multicellular eukaryote. 
C)  bacterium. 
D)  bacteriophage.

Question 4

Transposons

Accepted Answer

A)  are genetic elements that move within and between genomes. 
B)  all use a DNA intermediate while making duplicates. 
C)  are composed of RNA. 
D)  represent a small fraction of the genomes of multicellular eukaryotes. 
A)  are genetic elements that move within and between genomes. 
B)  all use a DNA intermediate while making duplicates. 
C)  are composed of RNA. 
D)  represent a small fraction of the genomes of multicellular eukaryotes.

Question 5

Describe the field of evolutionary genomics.

Accepted Answer

Evolutionary biologists can no

Question 6

While sequencing a bacterial genome, a researcher notes that G is more common on the leading strand than the lagging strand. This is an example of what phenomenon? Explain.

Accepted Answer

This is an example of GC skew, which is

Question 7

In the syntenic dot plot of E. coli K-12 strains A and B, there are two circled dots in the lower-right corner of the plot. How do you interpret the position of these two dots in terms of the gene orders of the two strains?

Accepted Answer

This indicates that two genes

Question 8

What was the first multicellular organism to have its entire genome sequenced?

Accepted Answer

A)  the yeast Saccharomyces cerevisiae 
B)  the nematode Caenorhabditis elegans 
C)  a human, Homo sapiens 
D)  the fruit fly Drosophila melanogaster 
A)  the yeast Saccharomyces cerevisiae 
B)  the nematode Caenorhabditis elegans 
C)  a human, Homo sapiens 
D)  the fruit fly Drosophila melanogaster

Question 9

Which of the following statements regarding mutational bias and its influence on GC content is true?

Accepted Answer

A)  G is more likely to mutate to A. 
B)  C is less likely to mutate to T. 
C)  G is more likely to mutate to C. 
D)  A is more likely to mutate to T. 
A)  G is more likely to mutate to A. 
B)  C is less likely to mutate to T. 
C)  G is more likely to mutate to C. 
D)  A is more likely to mutate to T.

Which of the following is NOT a type of horizontal gene transfer?

What does the figure convey about genome size in prokaryotes?

A group of scientists sequence and identify various regions of an organism's genome and find that 92% of the genome (a circular chromosome and a plasmid) is comprised of protein-coding genes. The organism is most likely a

Transposons

Describe the field of evolutionary genomics.

While sequencing a bacterial genome, a researcher notes that G is more common on the leading strand than the lagging strand. This is an example of what phenomenon? Explain.

In the syntenic dot plot of E. coli K-12 strains A and B, there are two circled dots in the lower-right corner of the plot. How do you interpret the position of these two dots in terms of the gene orders of the two strains?

What was the first multicellular organism to have its entire genome sequenced?

Which of the following statements regarding mutational bias and its influence on GC content is true?

An Overview of Evolutionary Biology

Early Evolutionary Ideas and Darwin S Insight

Natural Selection

Phylogeny and Evolutionary History

Inferring Phylogeny

Transmission Genetics and the Sources of Genetic Variation

The Genetics of Populations

Evolution in Finite Populations

Evolution at Multiple Loci

The Origin and Evolution of Early Life

Major Transitions

Evolution and Development

Species and Speciation

Extinction and Evolutionary Trends

The Evolution of Sex

The Evolution of Sociality

Coevolution

Human Evolution

Evolution and Medicine

Filters

Exam 10: Genome Evolution

Which of the following is NOT a type of horizontal gene transfer?

What does the figure convey about genome size in prokaryotes?

A group of scientists sequence and identify various regions of an organism's genome and find that 92% of the genome (a circular chromosome and a plasmid) is comprised of protein-coding genes. The organism is most likely a

Transposons

Describe the field of evolutionary genomics.

While sequencing a bacterial genome, a researcher notes that G is more common on the leading strand than the lagging strand. This is an example of what phenomenon? Explain.

In the syntenic dot plot of E. coli K-12 strains A and B, there are two circled dots in the lower-right corner of the plot. How do you interpret the position of these two dots in terms of the gene orders of the two strains?

What was the first multicellular organism to have its entire genome sequenced?

Which of the following statements regarding mutational bias and its influence on GC content is true?

An Overview of Evolutionary Biology

Early Evolutionary Ideas and Darwin S Insight

Natural Selection

Phylogeny and Evolutionary History

Inferring Phylogeny

Transmission Genetics and the Sources of Genetic Variation

The Genetics of Populations

Evolution in Finite Populations

Evolution at Multiple Loci

The Origin and Evolution of Early Life

Major Transitions

Evolution and Development

Species and Speciation

Extinction and Evolutionary Trends

The Evolution of Sex

The Evolution of Sociality

Coevolution

Human Evolution

Evolution and Medicine

Filters