Question 1

Which of the following is required if a researcher wants to analyze genes in different species for their homologies?

Accepted Answer

A)  relatively short DNA sequences 
B)  relatively short RNA sequences 
C)  relatively long DNA sequences 
D)  relatively short polypeptide sequences 
E)  relative differences in a species' metabolomics 
A)  relatively short DNA sequences 
B)  relatively short RNA sequences 
C)  relatively long DNA sequences 
D)  relatively short polypeptide sequences 
E)  relative differences in a species' metabolomics

Question 2

Which of the following is a reversible post-translational covalent modification?

Accepted Answer

A)  phosphorylation 
B)  acetylation 
C)  disulfide bond formation 
D)  phosphorylation and acetylation 
E)  acetylation and disulfide bond formation 
A)  phosphorylation 
B)  acetylation 
C)  disulfide bond formation 
D)  phosphorylation and acetylation 
E)  acetylation and disulfide bond formation

Question 3

Which of the following can be accomplished by researchers who use advanced programming in the field of computational molecular biology?

Accepted Answer

A)  Determine if a sequence contains a mutation that could cause disease. 
B)  Identify promoters, regulatory sites, and splice sites. 
C)  Compare genetic sequences between species to determine homology. 
D)  Determine the amino acid sequence of a polypeptide encoded by a gene. 
E)  All of the choices are correct. 
A)  Determine if a sequence contains a mutation that could cause disease. 
B)  Identify promoters, regulatory sites, and splice sites. 
C)  Compare genetic sequences between species to determine homology. 
D)  Determine the amino acid sequence of a polypeptide encoded by a gene. 
E)  All of the choices are correct.

Question 4

Which of the following cell types would have the highest concentration of metabolic enzymes?

Accepted Answer

A)  nerve cell 
B)  mammary cell 
C)  lung cell 
D)  liver cell 
E)  cartilage cell 
A)  nerve cell 
B)  mammary cell 
C)  lung cell 
D)  liver cell 
E)  cartilage cell

Question 5

If a researcher determines that 25% of a liver cell's total genome encodes genes for metabolic enzymes, then he/she should assume that metabolic enzymes make up 25% of the total protein composition of the cell.

Accepted Answer

A) True 
 B)False

Question 6

Which of the following is NOT a function of transposase?

Accepted Answer

A)  Transposase recognizes inverted repeats. 
B)  Transposase cleaves at both ends of the transposable element. 
C)  Transposase carries the transposable element to a new site on the DNA. 
D)  Transposase cleaves the target DNA at staggered sites. 
E)  Transposase ligates nucleic acid fragments during DNA replication. 
A)  Transposase recognizes inverted repeats. 
B)  Transposase cleaves at both ends of the transposable element. 
C)  Transposase carries the transposable element to a new site on the DNA. 
D)  Transposase cleaves the target DNA at staggered sites. 
E)  Transposase ligates nucleic acid fragments during DNA replication.

Question 7

Which of the following parameters correlates with an increase in the amount of cellular DNA?

Accepted Answer

A)  decrease in cell size 
B)  increase in cell complexity 
C)  increase in cell size 
D)  decrease in body complexity 
E)  increase in cell complexity and cell size 
A)  decrease in cell size 
B)  increase in cell complexity 
C)  increase in cell size 
D)  decrease in body complexity 
E)  increase in cell complexity and cell size

Exam 21: Genomes, Proteomes, and Bioinformatics

Which of the following is required if a researcher wants to analyze genes in different species for their homologies?

Which of the following is a reversible post-translational covalent modification?

Which of the following can be accomplished by researchers who use advanced programming in the field of computational molecular biology?

Which of the following cell types would have the highest concentration of metabolic enzymes?

If a researcher determines that 25% of a liver cell's total genome encodes genes for metabolic enzymes, then he/she should assume that metabolic enzymes make up 25% of the total protein composition of the cell.

Which of the following is NOT a function of transposase?

Which of the following parameters correlates with an increase in the amount of cellular DNA?

An Introduction to Biology

The Chemical Basis of Life I: Atoms, Molecules, and Water

The Chemical Basis of Life II: Organic Molecules

General Features of Cells

Membrane Structure, Synthesis, and Transport

An Introduction to Energy, Enzymes, and Metabolism

Cellular Respiration, Fermentation, and Secondary Metabolism

Photosynthesis

Cell Communication

Multicellularity

Nucleic Acid Structure, DNA Replication, and Chromosome Structure

Gene Expression at the Molecular Level

Gene Regulation

Mutation, DNA Repair, and Cancer

The Eukaryotic Cell Cycle, Mitosis, and Meiosis

Simple Patterns of Inheritance

Complex Patterns of Inheritance

Genetics of Viruses and Bacteria

Developmental Genetics

Genetic Technology

The Origin and History of Life

An Introduction to Evolution

Population Genetics

Origin of Species and Macroevolution

Taxonomy and Systematics

Bacteria and Archaea

Protists

Plants and the Conquest of Land

The Evolution and Diversity of Modern Gymnosperms and Angiosperms

Fungi

An Introduction to Animal Diversity

The Invertebrates

The Vertebrates

An Introduction to Flowering Plant Form and Function

Flowering Plants: Behavior

Flowering Plants: Nutrition

Flowering Plants: Transport

Flowering Plants: Reproduction

Introduction to Animal Form and Function

Neuroscience I: Cells of the Nervous System

Neuroscience Ii: Evolution and Function of the Brain and Nervous Systems

Neuroscience Iii: Sensory Systems

The Muscular-Skeletal System and Locomotion

Nutrition, Digestion, and Absorption

Control of Energy Balance, Metabolic Rate, and Body Temperature

Circulatory Systems

Respiratory Systems

Excretory Systems and Salt and Water Balance

Endocrine Systems

Animal Reproduction

Animal Development

Immune Systems

An Introduction to Ecology and Biomes

Behavioral Ecology

Population Ecology

Species Interactions

Community Ecology

Ecosystems Ecology

Biodiversity and Conservation Biology

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