Question 1

How many different types of chromosomes do humans possess?

Accepted Answer

A)  22 
B)  23 
C)  24 
D)  42 
E)  46 
A)  22 
B)  23 
C)  24 
D)  42 
E)  46

Question 2

Based on the events of oogenesis, what would be an obvious and simple method for determining the sex of an Olympic athlete? Explain.

Accepted Answer

The obvious and simple method for determ

Question 3

From an evolutionary standpoint, does it seem logical that mitosis evolved before meiosis, and that meiosis is really a specialized form of mitosis? Or should mitosis be regarded as a degenerate form of meiosis?

Accepted Answer

From an evolutionary standpoint, it does

Question 4

The Hayflick limit describes ____.

Accepted Answer

A)  the size limit to which a cell can grow 
B)  the number of divisions a cultured cell can undergo 
C)  the largest number of chromosomes an organism can possess 
D)  the most cells an organism can have 
E)  how rapidly DNA replication occurs 
A)  the size limit to which a cell can grow 
B)  the number of divisions a cultured cell can undergo 
C)  the largest number of chromosomes an organism can possess 
D)  the most cells an organism can have 
E)  how rapidly DNA replication occurs

Question 5

A cell that could not form spindle fibers could not perform ____.

Accepted Answer

A)  energy production 
B)  gas exchange across the plasma membrane 
C)  meiosis 
D)  DNA replication 
E)  protein synthesis 
A)  energy production 
B)  gas exchange across the plasma membrane 
C)  meiosis 
D)  DNA replication 
E)  protein synthesis

Question 6

One primary spermatocyte produces ____________________ (how many?) functional sperm(s); one primary oocyte produces ____________________ functional egg(s).

Accepted Answer

The answer of One primary spermatocyte produces ____________________ (how many?)...

Question 7

Which of the following genetic diseases involve defects in DNA repair, which affects cell division?

Accepted Answer

A)  Gaucher disease and Werner syndrome 
B)  Kearns-Sayre syndrome and progeria 
C)  Progeria and Werner syndrome 
D)  Gaucher disease and cystic fibrosis 
E)  Progeria and Werner syndrome. 
A)  Gaucher disease and Werner syndrome 
B)  Kearns-Sayre syndrome and progeria 
C)  Progeria and Werner syndrome 
D)  Gaucher disease and cystic fibrosis 
E)  Progeria and Werner syndrome.

Question 8

In spermatogenesis, what cells form in meiosis II?

Accepted Answer

A)  Primary spermatocytes 
B)  Secondary spermatocytes 
C)  Spermatids 
D)  Mature sperm 
E)  More than one of these 
A)  Primary spermatocytes 
B)  Secondary spermatocytes 
C)  Spermatids 
D)  Mature sperm 
E)  More than one of these

Question 9

"Crossing over" is partially responsible for our genetic diversity.

Accepted Answer

A) True 
 B)False

Question 10

Which of the following biomolecules is directly important for membrane structure and function?

Accepted Answer

A)  Polysaccharides 
B)  Steroids 
C)  DNA 
D)  Phospholipids 
E)  ATP 
A)  Polysaccharides 
B)  Steroids 
C)  DNA 
D)  Phospholipids 
E)  ATP

Question 11

In cell division, toward the end of nuclear division, the cytoplasm divides by a process called ______________ to produce two identical cells.

Accepted Answer

The answer of In cell division, toward the end of...

Question 12

The process of meiosis results in ____.

Accepted Answer

A)  the production of four identical cells 
B)  no change in chromosome number from parental cells 
C)  a doubling of the chromosome number 
D)  a reduction in chromosome number 
E)  two diploid cells 
A)  the production of four identical cells 
B)  no change in chromosome number from parental cells 
C)  a doubling of the chromosome number 
D)  a reduction in chromosome number 
E)  two diploid cells

Question 13

Mitotic divisions reduce the number of chromosomes found in daughter cells.

Accepted Answer

A) True 
 B)False

Question 14

Autosomes represent ____.

Accepted Answer

A)  all chromosomes including the sex chromosomes 
B)  the half of the chromosomes inherited from one parent 
C)  all chromosomes other than the sex chromosomes 
D)  chromosome pairs with unlike members 
E)  those chromosomes found only in gametes 
A)  all chromosomes including the sex chromosomes 
B)  the half of the chromosomes inherited from one parent 
C)  all chromosomes other than the sex chromosomes 
D)  chromosome pairs with unlike members 
E)  those chromosomes found only in gametes

Question 15

The underlying problem with Gaucher diseases is ___.

Accepted Answer

A)  the spontaneous breakdown of red blood cells 
B)  the accumulation of fat in white blood cells 
C)  the breakdown of the myelin sheath around nerves 
D)  a hypertrophied spleen 
E)  the lack of critical liver enzymes 
A)  the spontaneous breakdown of red blood cells 
B)  the accumulation of fat in white blood cells 
C)  the breakdown of the myelin sheath around nerves 
D)  a hypertrophied spleen 
E)  the lack of critical liver enzymes

Question 16

Describe the cell cycle. Do all cells go through this cycle at the same time?

Accepted Answer

The cell cycle is a series of events tha

Question 17

Would an understanding of the mechanism of the Hayflick limit lead to an increase in the human life span?

Accepted Answer

The Hayflick limit refers to the phenome

Question 18

During meiosis in an organism where 2n = 8, how many chromatids will be present in a cell at the beginning of meiosis II?

Accepted Answer

A)  2 
B)  4 
C)  6 
D)  8 
E)  12 
A)  2 
B)  4 
C)  6 
D)  8 
E)  12

Question 19

Since only a relatively small number of genes is active in most specialized cells of the body, why must mitosis involve the replication of a complete set of genes?

Accepted Answer

Mitosis is the process by which a cell d

Question 20

Which of the following organelles is NOT involved with protein synthesis?

Accepted Answer

A)  The rough endoplasmic reticulum 
B)  The Golgi complex 
C)  The nucleus 
D)  The lysosomes 
E)  All of these organelles are involved in protein synthesis 
A)  The rough endoplasmic reticulum 
B)  The Golgi complex 
C)  The nucleus 
D)  The lysosomes 
E)  All of these organelles are involved in protein synthesis

How many different types of chromosomes do humans possess?

Based on the events of oogenesis, what would be an obvious and simple method for determining the sex of an Olympic athlete? Explain.

From an evolutionary standpoint, does it seem logical that mitosis evolved before meiosis, and that meiosis is really a specialized form of mitosis? Or should mitosis be regarded as a degenerate form of meiosis?

The Hayflick limit describes ____.

A cell that could not form spindle fibers could not perform ____.

One primary spermatocyte produces (how many?) functional sperm(s); one primary oocyte produces functional egg(s).

Which of the following genetic diseases involve defects in DNA repair, which affects cell division?

In spermatogenesis, what cells form in meiosis II?

"Crossing over" is partially responsible for our genetic diversity.

Which of the following biomolecules is directly important for membrane structure and function?

In cell division, toward the end of nuclear division, the cytoplasm divides by a process called ______________ to produce two identical cells.

The process of meiosis results in ____.

Mitotic divisions reduce the number of chromosomes found in daughter cells.

Autosomes represent ____.

The underlying problem with Gaucher diseases is ___.

Describe the cell cycle. Do all cells go through this cycle at the same time?

Would an understanding of the mechanism of the Hayflick limit lead to an increase in the human life span?

During meiosis in an organism where 2n = 8, how many chromatids will be present in a cell at the beginning of meiosis II?

Since only a relatively small number of genes is active in most specialized cells of the body, why must mitosis involve the replication of a complete set of genes?

Which of the following organelles is NOT involved with protein synthesis?

A Perspective on Human Genetics

Transmission of Genes From Generation to Generation

Pedigree Analysis in Human Genetics

Complex Patterns of Inheritance

Cytogenetics: Karyotypes and Chromosome Aberrations

Development and Sex Determination

DNA Structure and Chromosomal Organization

Gene Expression: From Genes to Proteins

From Proteins to Phenotypes

Mutation: the Source of Genetic Variation

Genes and Cancer

An Introduction to Genetic Technology

Biotechnology and Society

Genomes and Genomics

Reproductive Technology, Genetic Testing, and Gene Therapy

Genes and the Immune System

Genetics of Behavior

Population Genetics and Human Evolution

Filters

Exam 2: Cells and Cell Division

How many different types of chromosomes do humans possess?

Based on the events of oogenesis, what would be an obvious and simple method for determining the sex of an Olympic athlete? Explain.

From an evolutionary standpoint, does it seem logical that mitosis evolved before meiosis, and that meiosis is really a specialized form of mitosis? Or should mitosis be regarded as a degenerate form of meiosis?

The Hayflick limit describes ____.

A cell that could not form spindle fibers could not perform ____.

One primary spermatocyte produces ____________________ (how many?) functional sperm(s); one primary oocyte produces ____________________ functional egg(s).

Which of the following genetic diseases involve defects in DNA repair, which affects cell division?

In spermatogenesis, what cells form in meiosis II?

"Crossing over" is partially responsible for our genetic diversity.

Which of the following biomolecules is directly important for membrane structure and function?

In cell division, toward the end of nuclear division, the cytoplasm divides by a process called ______________ to produce two identical cells.

The process of meiosis results in ____.

Mitotic divisions reduce the number of chromosomes found in daughter cells.

Autosomes represent ____.

The underlying problem with Gaucher diseases is ___.

Describe the cell cycle. Do all cells go through this cycle at the same time?

Would an understanding of the mechanism of the Hayflick limit lead to an increase in the human life span?

During meiosis in an organism where 2n = 8, how many chromatids will be present in a cell at the beginning of meiosis II?

Since only a relatively small number of genes is active in most specialized cells of the body, why must mitosis involve the replication of a complete set of genes?

Which of the following organelles is NOT involved with protein synthesis?

A Perspective on Human Genetics

Transmission of Genes From Generation to Generation

Pedigree Analysis in Human Genetics

Complex Patterns of Inheritance

Cytogenetics: Karyotypes and Chromosome Aberrations

Development and Sex Determination

DNA Structure and Chromosomal Organization

Gene Expression: From Genes to Proteins

From Proteins to Phenotypes

Mutation: the Source of Genetic Variation

Genes and Cancer

An Introduction to Genetic Technology

Biotechnology and Society

Genomes and Genomics

Reproductive Technology, Genetic Testing, and Gene Therapy

Genes and the Immune System

Genetics of Behavior

Population Genetics and Human Evolution

Filters

One primary spermatocyte produces (how many?) functional sperm(s); one primary oocyte produces functional egg(s).