Question 1

Which of the following would have the shortest p arm of the chromosome?

Accepted Answer

A)  acrocentic 
B)  metacentric 
C)  telocentric 
D)  submetacentric 
A)  acrocentic 
B)  metacentric 
C)  telocentric 
D)  submetacentric

Question 2

Which correctly describes mitotic nondisjunction?

Accepted Answer

A)  It is a relatively rare event. 
B)  It results in the loss of chromosomes in some cells. 
C)  It usually does not affect all of the cells of the organism. 
D)  All of these choices are correct. 
A)  It is a relatively rare event. 
B)  It results in the loss of chromosomes in some cells. 
C)  It usually does not affect all of the cells of the organism. 
D)  All of these choices are correct.

Question 3

Which type of plant would usually be a seedless variety?

Accepted Answer

A)  aneuploid 
B)  diploid 
C)  triploid 
D)  tetraploid 
A)  aneuploid 
B)  diploid 
C)  triploid 
D)  tetraploid

Question 4

The failure of chromosomes to separate during anaphase is called ________.

Accepted Answer

A)  synapsis 
B)  maternal effect 
C)  epistasis 
D)  nondisjunction 
A)  synapsis 
B)  maternal effect 
C)  epistasis 
D)  nondisjunction

Question 5

Given the following sequence of genes on a chromosome,determine what change in chromosome structure occurred.The asterisk (*)indicates the centromere.
Before:A B C D * E F G H
After:A B G F E * D C H

Accepted Answer

A)  reciprocal translocation 
B)  pericentric inversion 
C)  paracentric inversion 
D)  gene duplication 
E)  None of the answers are correct. 
A)  reciprocal translocation 
B)  pericentric inversion 
C)  paracentric inversion 
D)  gene duplication 
E)  None of the answers are correct.

Which of the following would have the shortest p arm of the chromosome?

Which correctly describes mitotic nondisjunction?

Which type of plant would usually be a seedless variety?

The failure of chromosomes to separate during anaphase is called ________.

Given the following sequence of genes on a chromosome,determine what change in chromosome structure occurred.The asterisk ()indicates the centromere. Before:A B C D E F G H After:A B G F E * D C H

Overview of Genetics

Reproduction and Chromosome Transmission

Mendelian Inheritance

Sex Determination and Sex Chromosomes

Extensions of Mendelian Inheritance

Extranuclear Inheritance, Imprinting, and Maternal Effect

Genetic Linkage and Mapping in Eukaryotes

Genetics in Bacteria

Genetics of Viruses

Molecular Structure of DNA and RNA

Molecular Structure of Chromosomes and Transposition

Dna Replication and Recombination

Gene Transcription and RNA Modification

Translation of MRNA

Gene Regulation in Bacteria

Gene Regulation in Eukaryotes

Non-Coding Rnas

Gene Mutation and DNA Repair

Molecular Technologies

Genomics

Medical Genetics and Cancer

Population Genetics

Quantitative Genetics

Filters

Exam 8: Variation in Chromosome Structure and Number

Which of the following would have the shortest p arm of the chromosome?

Which correctly describes mitotic nondisjunction?

Which type of plant would usually be a seedless variety?

The failure of chromosomes to separate during anaphase is called ________.

Given the following sequence of genes on a chromosome,determine what change in chromosome structure occurred.The asterisk (*)indicates the centromere. Before:A B C D * E F G H After:A B G F E * D C H

Overview of Genetics

Reproduction and Chromosome Transmission

Mendelian Inheritance

Sex Determination and Sex Chromosomes

Extensions of Mendelian Inheritance

Extranuclear Inheritance, Imprinting, and Maternal Effect

Genetic Linkage and Mapping in Eukaryotes

Genetics in Bacteria

Genetics of Viruses

Molecular Structure of DNA and RNA

Molecular Structure of Chromosomes and Transposition

Dna Replication and Recombination

Gene Transcription and RNA Modification

Translation of MRNA

Gene Regulation in Bacteria

Gene Regulation in Eukaryotes

Non-Coding Rnas

Gene Mutation and DNA Repair

Molecular Technologies

Genomics

Medical Genetics and Cancer

Population Genetics

Quantitative Genetics

Filters

Given the following sequence of genes on a chromosome,determine what change in chromosome structure occurred.The asterisk ()indicates the centromere. Before:A B C D E F G H After:A B G F E * D C H