Question 1

Where does the initiator protein bind DNA at the start of replication?

Accepted Answer

A) At a replication fork 
B) At an origin of replication 
C) At any AT-rich region 
D) At a promoter region 
E) At a start codon 
A) At a replication fork 
B) At an origin of replication 
C) At any AT-rich region 
D) At a promoter region 
E) At a start codon

Question 2

When the RNA primers are removed from the 5' ends of eukaryotic chromosomes after replication,DNA polymerase is unable to fill in the gaps.What prevents the chromosomes from getting shorter and shorter with each round of replication?

Accepted Answer

The enzyme telomerase maintains chromoso

Question 3

A new nucleotide is added to a growing strand of DNA at the 3' end.

Accepted Answer

A) True 
 B)False

Question 4

Okazaki fragments are made from the lagging strand of the DNA double helix.

Accepted Answer

A) True 
 B)False

Question 5

Why do tumor cells in mammals have telomerase activity?

Accepted Answer

Tumor cells are "immortal" cells,and the

Question 6

Which enzyme activity is associated with the proofreading mechanism of DNA polymerase I?

Accepted Answer

A) 5'-to-3' exonuclease activity 
B) 3'-to-5' exonuclease activity 
C) 5'-to-3' polymerase activity 
D) Both A and B 
E) All of these 
A) 5'-to-3' exonuclease activity 
B) 3'-to-5' exonuclease activity 
C) 5'-to-3' polymerase activity 
D) Both A and B 
E) All of these

Where does the initiator protein bind DNA at the start of replication?

When the RNA primers are removed from the 5' ends of eukaryotic chromosomes after replication,DNA polymerase is unable to fill in the gaps.What prevents the chromosomes from getting shorter and shorter with each round of replication?

A new nucleotide is added to a growing strand of DNA at the 3' end.

Okazaki fragments are made from the lagging strand of the DNA double helix.

Why do tumor cells in mammals have telomerase activity?

Which enzyme activity is associated with the proofreading mechanism of DNA polymerase I?

Genetics: An Introduction

DNA: The Genetic Material

Gene Function

Gene Expression: Transcription

Gene Expression: Translation

Dna Mutation, DNA Repair, and Transposable Elements

Genomics: The Mapping and Sequencing of Genomes

Functional and Comparative Genomics

Recombinant DNA Technology

Mendelian Genetics

Chromosomal Basis of Inheritance

Extensions of and Deviations From Mendelian Genetic Principles

Genetic Mapping in Eukaryotes

Genetics of Bacteria and Bacteriophages

Variations in Chromosome Structure and Number

Regulation of Gene Expression in Bacteria and Bacteriophages

Regulation of Gene Expression in Eukaryotes

Genetic Analysis of Development

Genetics of Cancer

Population Genetics

Quantitative Genetics

Molecular Evolution

Filters

Exam 3: DNA Replication

Where does the initiator protein bind DNA at the start of replication?

When the RNA primers are removed from the 5' ends of eukaryotic chromosomes after replication,DNA polymerase is unable to fill in the gaps.What prevents the chromosomes from getting shorter and shorter with each round of replication?

A new nucleotide is added to a growing strand of DNA at the 3' end.

Okazaki fragments are made from the lagging strand of the DNA double helix.

Why do tumor cells in mammals have telomerase activity?

Which enzyme activity is associated with the proofreading mechanism of DNA polymerase I?

Genetics: An Introduction

DNA: The Genetic Material

Gene Function

Gene Expression: Transcription

Gene Expression: Translation

Dna Mutation, DNA Repair, and Transposable Elements

Genomics: The Mapping and Sequencing of Genomes

Functional and Comparative Genomics

Recombinant DNA Technology

Mendelian Genetics

Chromosomal Basis of Inheritance

Extensions of and Deviations From Mendelian Genetic Principles

Genetic Mapping in Eukaryotes

Genetics of Bacteria and Bacteriophages

Variations in Chromosome Structure and Number

Regulation of Gene Expression in Bacteria and Bacteriophages

Regulation of Gene Expression in Eukaryotes

Genetic Analysis of Development

Genetics of Cancer

Population Genetics

Quantitative Genetics

Molecular Evolution

Filters