Question 1

What reanneals at the lowest mol x sec/L on a Cot curve?

Accepted Answer

A)  Highly-repetitive DNA 
B)  Moderately-repetitive DNA 
C)  Non-repetitive DNA 
A)  Highly-repetitive DNA 
B)  Moderately-repetitive DNA 
C)  Non-repetitive DNA

Question 2

A Barr body is an example of what?

Accepted Answer

A)  Constitutive heterochromatin 
B)  Facultative heterochromatin 
C)  Constitutive euchromatin 
D)  Facultative euchromatin 
A)  Constitutive heterochromatin 
B)  Facultative heterochromatin 
C)  Constitutive euchromatin 
D)  Facultative euchromatin

Question 3

Which of the following represents the highest level of chromosome condensation?

Accepted Answer

A)  Radial loop domain 
B)  30 nm fibers 
C)  Double helix 
D)  Nucleosome 
E)  Heterochromatin 
A)  Radial loop domain 
B)  30 nm fibers 
C)  Double helix 
D)  Nucleosome 
E)  Heterochromatin

Question 4

Which direction would you turn Z-DNA to introduce negative super coils?

Accepted Answer

A)  Right 
B)  Left 
A)  Right 
B)  Left

Question 5

Why do amphibians have so much more DNA than humans?

Accepted Answer

A)  Repetitive sequences 
B)  They are more complex than mammals 
C)  They have more genes 
D)  They are tetraploid 
A)  Repetitive sequences 
B)  They are more complex than mammals 
C)  They have more genes 
D)  They are tetraploid

Question 6

Unique sequences make up approximately what percent of the human genome?

Accepted Answer

A)  5% 
B)  25% 
C)  40% 
D)  80% 
A)  5% 
B)  25% 
C)  40% 
D)  80%

Question 7

Which of the following is NOT part of the structure of the nucleosome core particle?

Accepted Answer

A)  It is composed of an octamer of proteins. 
B)  There is a linker region between two nucleosomes of about 200 base pairs. 
C)  There are two copies each of H2A, H2B, H3 and H4. 
D)  The DNA is wrapped around the core slightly over two complete turns. 
E)  The DNA wrapped around the core contains 146-147 base pairs. 
A)  It is composed of an octamer of proteins. 
B)  There is a linker region between two nucleosomes of about 200 base pairs. 
C)  There are two copies each of H2A, H2B, H3 and H4. 
D)  The DNA is wrapped around the core slightly over two complete turns. 
E)  The DNA wrapped around the core contains 146-147 base pairs.

What reanneals at the lowest mol x sec/L on a Cot curve?

A Barr body is an example of what?

Which of the following represents the highest level of chromosome condensation?

Which direction would you turn Z-DNA to introduce negative super coils?

Why do amphibians have so much more DNA than humans?

Unique sequences make up approximately what percent of the human genome?

Which of the following is NOT part of the structure of the nucleosome core particle?

Overview of Genetics

Mendelian Inheritance

Reproduction and Chromosome Transmission

Extensions of Mendelian Inheritance

Non-Mendelian Inheritance

Genetic Linkage and Mapping in Eukaryotes

Genetic Transfer and Mapping in Bacteria and

Variation in Chromosome Structure and Number

Molecular Structure of Dna and Rna

Dna Replication

Gene Transcription and Rna Modification

Translation of Mrna

Gene Regulation in Bacteria and Bacteriophages

Gene Regulation in Eukaryotes

Gene Mutation and Dna Repair

Recombination and Transposition at the Molecular

Recombinant Dna Technology

Biotechnology

Genomics I: Analysis of Dna

Genomics II: Functional Genomics, Proteomics, and

Medical Genetics and Cancer

Developmental Genetics

Population Genetics

Quantitative Genetics

Evolutionary Genetics

Filters

Exam 10: Chromosome Organization and Molecular Structure

What reanneals at the lowest mol x sec/L on a Cot curve?

A Barr body is an example of what?

Which of the following represents the highest level of chromosome condensation?

Which direction would you turn Z-DNA to introduce negative super coils?

Why do amphibians have so much more DNA than humans?

Unique sequences make up approximately what percent of the human genome?

Which of the following is NOT part of the structure of the nucleosome core particle?

Overview of Genetics

Mendelian Inheritance

Reproduction and Chromosome Transmission

Extensions of Mendelian Inheritance

Non-Mendelian Inheritance

Genetic Linkage and Mapping in Eukaryotes

Genetic Transfer and Mapping in Bacteria and

Variation in Chromosome Structure and Number

Molecular Structure of Dna and Rna

Dna Replication

Gene Transcription and Rna Modification

Translation of Mrna

Gene Regulation in Bacteria and Bacteriophages

Gene Regulation in Eukaryotes

Gene Mutation and Dna Repair

Recombination and Transposition at the Molecular

Recombinant Dna Technology

Biotechnology

Genomics I: Analysis of Dna

Genomics II: Functional Genomics, Proteomics, and

Medical Genetics and Cancer

Developmental Genetics

Population Genetics

Quantitative Genetics

Evolutionary Genetics

Filters