Question 1

Which of the following general mechanisms appear to be involved in the formation of cancer cells?

Accepted Answer

A)  genomic instability, DNA repair failure, chromatin modifications 
B)  inversions, operon formation, methylation 
C)  RNA failure, DNA phosphorylation, phosphorylation of adenyl cyclase 
D)  transdetermination, mutation, allosteric interactions 
E)  suppression, tabulation, projection 
A)  genomic instability, DNA repair failure, chromatin modifications 
B)  inversions, operon formation, methylation 
C)  RNA failure, DNA phosphorylation, phosphorylation of adenyl cyclase 
D)  transdetermination, mutation, allosteric interactions 
E)  suppression, tabulation, projection

Question 2

List at least three environmental agents or factors that are known to cause cancer.

Accepted Answer

radiation,a variety

Question 3

Which three stages or transitions in the cell cycle seem to serve as points of control (checkpoints)?

Accepted Answer

The answer of Which three stages or transitions in the...

Question 4

What is the name of the protein that appears to regulate the entry of cells into an S phase? This protein is also known as the "guardian of the genome."

Accepted Answer

A)  p34 
B)  p102 
C)  cyclin 
D)  p53 
E)  phosphokinase 
A)  p34 
B)  p102 
C)  cyclin 
D)  p53 
E)  phosphokinase

Question 5

There are several checkpoints in the mitotic cell cycle.All occur in the S phase.

Accepted Answer

A) True 
 B)False

Question 6

Describe two classes of proteins known to be involved in the regulation of the cell cycle.

Accepted Answer

Protein kinases selectively ph

Question 7

A protein functions as a cell-cycle regulator that causes cell death (apoptosis)to a damaged cell.What is the symbol given to this protein?

Accepted Answer

A)  p34 
B)  p102 
C)  cyclin 
D)  p53 
E)  phosphokinase 
A)  p34 
B)  p102 
C)  cyclin 
D)  p53 
E)  phosphokinase

Question 8

If someone has a predisposition to cancer,what genetic circumstance likely exists?

Accepted Answer

a germ-line mutation

Which of the following general mechanisms appear to be involved in the formation of cancer cells?

List at least three environmental agents or factors that are known to cause cancer.

Which three stages or transitions in the cell cycle seem to serve as points of control (checkpoints)?

What is the name of the protein that appears to regulate the entry of cells into an S phase? This protein is also known as the "guardian of the genome."

There are several checkpoints in the mitotic cell cycle.All occur in the S phase.

Describe two classes of proteins known to be involved in the regulation of the cell cycle.

A protein functions as a cell-cycle regulator that causes cell death (apoptosis)to a damaged cell.What is the symbol given to this protein?

If someone has a predisposition to cancer,what genetic circumstance likely exists?

Introduction to Genetics

Mitosis and Meiosis

Mendelian Genetics

Extensions of Mendelian Genetics

Chromosome Mapping in Eukaryotes

Genetic Analysis and Mapping in Bacteria and Bacteriophages

Sex Determination and Sex Chromosomes

Chromosome Mutations: Variation in Number and Arrangement

Extranuclear Inheritance

DNA Structure and Analysis

DNA Replication and Recombination

DNA Organization in Chromosomes

The Genetic Code and Transcription

Translation and Proteins

Gene Mutation,dna Repair,and Transposition

Regulation of Gene Expression in Prokaryotes

Regulation of Gene Expression in Eukaryotes

Developmental Genetics

Recombinant DNA Technology

Genomics, bioinformatics, and Proteomics

Applications and Ethics of Genetic Engineering and Biotechnology

Quantitative Genetics and Multifactorial Traits

Neurogenetics

Population and Evolutionary Genetics

Filters

Exam 19: Cancer and Regulation of the Cell Cycle

Which of the following general mechanisms appear to be involved in the formation of cancer cells?

List at least three environmental agents or factors that are known to cause cancer.

Which three stages or transitions in the cell cycle seem to serve as points of control (checkpoints)?

What is the name of the protein that appears to regulate the entry of cells into an S phase? This protein is also known as the "guardian of the genome."

There are several checkpoints in the mitotic cell cycle.All occur in the S phase.

Describe two classes of proteins known to be involved in the regulation of the cell cycle.

A protein functions as a cell-cycle regulator that causes cell death (apoptosis)to a damaged cell.What is the symbol given to this protein?

If someone has a predisposition to cancer,what genetic circumstance likely exists?

Introduction to Genetics

Mitosis and Meiosis

Mendelian Genetics

Extensions of Mendelian Genetics

Chromosome Mapping in Eukaryotes

Genetic Analysis and Mapping in Bacteria and Bacteriophages

Sex Determination and Sex Chromosomes

Chromosome Mutations: Variation in Number and Arrangement

Extranuclear Inheritance

DNA Structure and Analysis

DNA Replication and Recombination

DNA Organization in Chromosomes

The Genetic Code and Transcription

Translation and Proteins

Gene Mutation,dna Repair,and Transposition

Regulation of Gene Expression in Prokaryotes

Regulation of Gene Expression in Eukaryotes

Developmental Genetics

Recombinant DNA Technology

Genomics, bioinformatics, and Proteomics

Applications and Ethics of Genetic Engineering and Biotechnology

Quantitative Genetics and Multifactorial Traits

Neurogenetics

Population and Evolutionary Genetics

Filters