Question 1

Match each term with its correct definition.
-somatic cells

Accepted Answer

A) cell division that is modified to generate haploid cells 
B) haploid products of meiosis 
C) matching of homologous pairs of chromosomes during prophase I 
D) term used to describe cells having two sets of chromosomes 
E) diploid body cells that do not undergo meiosis
F)term used to describe cells having a single set of chromosomes
G)life strategy that involves fusion of haploid gametes from two source organisms to form a diploid cell
H)another name for crossover sites
I)variant of a particular gene having a slightly different DNA sequence than another variant of the same gene
J)diploid product of gamete fusion
K)process of gamete fusion 
A) cell division that is modified to generate haploid cells 
B) haploid products of meiosis 
C) matching of homologous pairs of chromosomes during prophase I 
D) term used to describe cells having two sets of chromosomes 
E) diploid body cells that do not undergo meiosis
F)term used to describe cells having a single set of chromosomes
G)life strategy that involves fusion of haploid gametes from two source organisms to form a diploid cell
H)another name for crossover sites
I)variant of a particular gene having a slightly different DNA sequence than another variant of the same gene
J)diploid product of gamete fusion
K)process of gamete fusion

Question 2

What term refers to the series of events that begins with an infection of one cell and ends with the release of progeny phages from broken or open cells?

Accepted Answer

A)  the lysogenic cycle 
B)  the lytic cycle 
C)  the citric acid cycle 
D)  the Krebs cycle 
A)  the lysogenic cycle 
B)  the lytic cycle 
C)  the citric acid cycle 
D)  the Krebs cycle

Question 3

Match each term with its correct definition.
-chiasmata

Accepted Answer

A) cell division that is modified to generate haploid cells 
B) haploid products of meiosis 
C) matching of homologous pairs of chromosomes during prophase I 
D) term used to describe cells having two sets of chromosomes 
E) diploid body cells that do not undergo meiosis
F)term used to describe cells having a single set of chromosomes
G)life strategy that involves fusion of haploid gametes from two source organisms to form a diploid cell
H)another name for crossover sites
I)variant of a particular gene having a slightly different DNA sequence than another variant of the same gene
J)diploid product of gamete fusion
K)process of gamete fusion 
A) cell division that is modified to generate haploid cells 
B) haploid products of meiosis 
C) matching of homologous pairs of chromosomes during prophase I 
D) term used to describe cells having two sets of chromosomes 
E) diploid body cells that do not undergo meiosis
F)term used to describe cells having a single set of chromosomes
G)life strategy that involves fusion of haploid gametes from two source organisms to form a diploid cell
H)another name for crossover sites
I)variant of a particular gene having a slightly different DNA sequence than another variant of the same gene
J)diploid product of gamete fusion
K)process of gamete fusion

Question 4

Match the events listed below to the following processes. A process may be used once, more than once, or not at all.
-Sister chromatids are separated.

Accepted Answer

A) prophase I 
B) prometaphase I 
C) metaphase I 
D) anaphase I 
E) telophase I
F)prophase II
G)prometaphase II
H)metaphase II
I)anaphase II
J)telophase II 
A) prophase I 
B) prometaphase I 
C) metaphase I 
D) anaphase I 
E) telophase I
F)prophase II
G)prometaphase II
H)metaphase II
I)anaphase II
J)telophase II

Question 5

What would be the outcome, in genetic terms, of recombination between sister chromatids?

Accepted Answer

A)  Genetic diversity is unaffected. 
B)  Genetic diversity is decreased. 
C)  Genetic diversity is increased. 
D)  Non-homologous chromatids are formed. 
A)  Genetic diversity is unaffected. 
B)  Genetic diversity is decreased. 
C)  Genetic diversity is increased. 
D)  Non-homologous chromatids are formed.

Question 6

Which pattern of diploid and haploid phases reflects the life cycles of some fungi and algae, but NOT the life cycles of plants or animals?

Accepted Answer

A)  two haploid generations followed by a diploid generation 
B)  one haploid generation followed by two diploid generations 
C)  a life cycle that limits the diploid state to a single cell produced by fertilization 
D)  alternation between haploid and diploid generations 
A)  two haploid generations followed by a diploid generation 
B)  one haploid generation followed by two diploid generations 
C)  a life cycle that limits the diploid state to a single cell produced by fertilization 
D)  alternation between haploid and diploid generations

Question 7

Haploid organisms growing via mitosis from spores are called gametophytes.

Accepted Answer

A) True 
 B)False

Question 8

Which phrase best describes a homologous chromosome pair?

Accepted Answer

A)  two chromosomes that have different genes in the same order, and possibly have different alleles of some genes 
B)  two chromosomes that have the same genes in the same order, but have different alleles 
C)  two chromosomes that have the same alleles of the same genes in the same order 
D)  two chromosomes that have different alleles of the same genes arranged in a different order 
A)  two chromosomes that have different genes in the same order, and possibly have different alleles of some genes 
B)  two chromosomes that have the same genes in the same order, but have different alleles 
C)  two chromosomes that have the same alleles of the same genes in the same order 
D)  two chromosomes that have different alleles of the same genes arranged in a different order

Question 9

Hfr cells can integrate the F factor and some genes into the bacterial chromosome. How do Hfr cells accomplish this?

Accepted Answer

A)  through crossing-over 
B)  through mitosis 
C)  through meiosis 
D)  through prophase 
A)  through crossing-over 
B)  through mitosis 
C)  through meiosis 
D)  through prophase

Question 10

Prokaryotic cells can undergo meiosis.

Accepted Answer

A) True 
 B)False

Question 11

Which of the following processes is used by plants to generate gametes from gametophytes?

Accepted Answer

A)  conjunction 
B)  mitosis 
C)  meiosis 
D)  transduction 
A)  conjunction 
B)  mitosis 
C)  meiosis 
D)  transduction

Question 12

Identify each numbered part of the following illustration.  
-nuclear envelope

Accepted Answer

The answer of Identify each numbered part of the following...

Question 13

Match each term with its correct definition.
-meiosis

Accepted Answer

A) cell division that is modified to generate haploid cells 
B) haploid products of meiosis 
C) matching of homologous pairs of chromosomes during prophase I 
D) term used to describe cells having two sets of chromosomes 
E) diploid body cells that do not undergo meiosis
F)term used to describe cells having a single set of chromosomes
G)life strategy that involves fusion of haploid gametes from two source organisms to form a diploid cell
H)another name for crossover sites
I)variant of a particular gene having a slightly different DNA sequence than another variant of the same gene
J)diploid product of gamete fusion
K)process of gamete fusion 
A) cell division that is modified to generate haploid cells 
B) haploid products of meiosis 
C) matching of homologous pairs of chromosomes during prophase I 
D) term used to describe cells having two sets of chromosomes 
E) diploid body cells that do not undergo meiosis
F)term used to describe cells having a single set of chromosomes
G)life strategy that involves fusion of haploid gametes from two source organisms to form a diploid cell
H)another name for crossover sites
I)variant of a particular gene having a slightly different DNA sequence than another variant of the same gene
J)diploid product of gamete fusion
K)process of gamete fusion

Question 14

Which phrase best describes the result of meiosis?

Accepted Answer

A)  the generation of two diploid cells and two haploid cells 
B)  the generation of four diploid cells 
C)  the generation of four haploid cells 
D)  the generation of two diploid cells 
A)  the generation of two diploid cells and two haploid cells 
B)  the generation of four diploid cells 
C)  the generation of four haploid cells 
D)  the generation of two diploid cells

Question 15

Match each term with its correct definition.
-synapsis

Accepted Answer

A) cell division that is modified to generate haploid cells 
B) haploid products of meiosis 
C) matching of homologous pairs of chromosomes during prophase I 
D) term used to describe cells having two sets of chromosomes 
E) diploid body cells that do not undergo meiosis
F)term used to describe cells having a single set of chromosomes
G)life strategy that involves fusion of haploid gametes from two source organisms to form a diploid cell
H)another name for crossover sites
I)variant of a particular gene having a slightly different DNA sequence than another variant of the same gene
J)diploid product of gamete fusion
K)process of gamete fusion 
A) cell division that is modified to generate haploid cells 
B) haploid products of meiosis 
C) matching of homologous pairs of chromosomes during prophase I 
D) term used to describe cells having two sets of chromosomes 
E) diploid body cells that do not undergo meiosis
F)term used to describe cells having a single set of chromosomes
G)life strategy that involves fusion of haploid gametes from two source organisms to form a diploid cell
H)another name for crossover sites
I)variant of a particular gene having a slightly different DNA sequence than another variant of the same gene
J)diploid product of gamete fusion
K)process of gamete fusion

Question 16

The mechanisms that control the number of crossover events in a cell have been well characterized.

Accepted Answer

A) True 
 B)False

Question 17

Identify each numbered part of the following illustration.  
-tetrad

Accepted Answer

The answer of Identify each numbered part of the following...

Question 18

Suppose that a species has 42 pairs of chromosomes. Which of the following values represents the number of combinations of maternal and paternal chromosome combinations that will be sorted to the poles?

Accepted Answer

A)  242 
B)  221 
C)  422 
D)  212 
A)  242 
B)  221 
C)  422 
D)  212

Question 19

"Met" refers to a gene that governs a cell's ability to synthesize methionine from inorganic precursors. What does the designation "met-" indicate?

Accepted Answer

A)  that the allele is normal (i.e., wild type) 
B)  that the bacterium is biologically active 
C)  that the bacterium is biologically inactive 
D)  that the allele is the mutant allele 
A)  that the allele is normal (i.e., wild type) 
B)  that the bacterium is biologically active 
C)  that the bacterium is biologically inactive 
D)  that the allele is the mutant allele

Question 20

Match each term with its correct definition.
-diploid

Accepted Answer

A) cell division that is modified to generate haploid cells 
B) haploid products of meiosis 
C) matching of homologous pairs of chromosomes during prophase I 
D) term used to describe cells having two sets of chromosomes 
E) diploid body cells that do not undergo meiosis
F)term used to describe cells having a single set of chromosomes
G)life strategy that involves fusion of haploid gametes from two source organisms to form a diploid cell
H)another name for crossover sites
I)variant of a particular gene having a slightly different DNA sequence than another variant of the same gene
J)diploid product of gamete fusion
K)process of gamete fusion 
A) cell division that is modified to generate haploid cells 
B) haploid products of meiosis 
C) matching of homologous pairs of chromosomes during prophase I 
D) term used to describe cells having two sets of chromosomes 
E) diploid body cells that do not undergo meiosis
F)term used to describe cells having a single set of chromosomes
G)life strategy that involves fusion of haploid gametes from two source organisms to form a diploid cell
H)another name for crossover sites
I)variant of a particular gene having a slightly different DNA sequence than another variant of the same gene
J)diploid product of gamete fusion
K)process of gamete fusion

Exam 8: Genetic Recombination

Match each term with its correct definition. -somatic cells

What term refers to the series of events that begins with an infection of one cell and ends with the release of progeny phages from broken or open cells?

Match each term with its correct definition. -chiasmata

Match the events listed below to the following processes. A process may be used once, more than once, or not at all. -Sister chromatids are separated.

What would be the outcome, in genetic terms, of recombination between sister chromatids?

Which pattern of diploid and haploid phases reflects the life cycles of some fungi and algae, but NOT the life cycles of plants or animals?

Haploid organisms growing via mitosis from spores are called gametophytes.

Which phrase best describes a homologous chromosome pair?

Hfr cells can integrate the F factor and some genes into the bacterial chromosome. How do Hfr cells accomplish this?

Prokaryotic cells can undergo meiosis.

Which of the following processes is used by plants to generate gametes from gametophytes?

Identify each numbered part of the following illustration. -nuclear envelope

Match each term with its correct definition. -meiosis

Which phrase best describes the result of meiosis?

Match each term with its correct definition. -synapsis

The mechanisms that control the number of crossover events in a cell have been well characterized.

Identify each numbered part of the following illustration. -tetrad

Suppose that a species has 42 pairs of chromosomes. Which of the following values represents the number of combinations of maternal and paternal chromosome combinations that will be sorted to the poles?

"Met" refers to a gene that governs a cell's ability to synthesize methionine from inorganic precursors. What does the designation "met-" indicate?

Match each term with its correct definition. -diploid

Light and Life

The Cell: an Overview

Energy and Enzymes

Cell Membranes and Signaling

Cellular Respiration

Photosynthesis

Cell Cycles

The Chromosomal Basis of Mendelian Inheritance

Genetic Linkage, Sex-Linkage, and Other Non-Mendelian Inheritance Mechanisms

DNA Structure, Replication, and Repair

Gene Structure Expression, and Mutation

Regulation of Gene Expression

Dna Technologies

Genomes

Evolution: the Development of the Theory

Microevolution: Changes Within Populations

Speciation and Macroevolution

Systematics and Phylogenetics: Revealing the Tree of Life

Humans and Evolution

Defining Life and Its Origins

Viruses, Viroids, and Prions: Infectious Biological Particles

Bacteria and Archaea

Protists

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Conservation of Biodiversity

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Species Interactions and Community Ecology

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Organization of the Plant Body

Transport in Plants

Reproduction and Development in Flowering Plants

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Plant Signals and Responses to the Environment

Introduction to Animal Organization and Physiology

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Gas Exchange: the Respiratory System

Internal Transport: the Circulatory System

Regulation of the Internal Environment: Water, Solutes, and Temperature

Control of Animal Processes: Endocrine Control

Animal Reproduction

Control of Animal Processes: Neural Control

Muscles, Skeletons, and Body Movements

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"Met" refers to a gene that governs a cell's ability to synthesize methionine from inorganic precursors. What does the designation "met^-" indicate?