Question 1

What chromosomes belong to a normal human male?

Accepted Answer

A) 22 autosomes and two Y chromosomes 
B) 44 autosomes and two Y chromosomes 
C) 44 autosomes,one X chromosome,and one Y chromosome 
D) 46 autosomes,one X chromosome,and one Y chromosome 
A) 22 autosomes and two Y chromosomes 
B) 44 autosomes and two Y chromosomes 
C) 44 autosomes,one X chromosome,and one Y chromosome 
D) 46 autosomes,one X chromosome,and one Y chromosome C

Question 2

A duplicated chromosome consists of two ________.

Accepted Answer

A) centromeres 
B) centrosomes 
C) genomes 
D) sister chromatids 
A) centromeres 
B) centrosomes 
C) genomes 
D) sister chromatids D

Question 3

The 2n number for the cell depicted here is ________.

Accepted Answer

A) one 
B) two 
C) four 
D) eight 
A) one 
B) two 
C) four 
D) eight B

Question 4

The mitotic cell cycle results in the production of ________.

Accepted Answer

A) four cells,each with the same amount of genetic material and the same genetic information 
B) two cells,each with the same amount of genetic material but with different genetic information 
C) two cells,each with the same amount of genetic material and the same genetic information 
D) four cells,each with the same amount of genetic material but with different genetic information 
A) four cells,each with the same amount of genetic material and the same genetic information 
B) two cells,each with the same amount of genetic material but with different genetic information 
C) two cells,each with the same amount of genetic material and the same genetic information 
D) four cells,each with the same amount of genetic material but with different genetic information

Question 5

During telophase,________.

Accepted Answer

A) the events of prophase are reversed 
B) chromosomes line up in the middle of the cell 
C) sister chromatids become separate chromosomes 
D) the nuclear envelope breaks up 
A) the events of prophase are reversed 
B) chromosomes line up in the middle of the cell 
C) sister chromatids become separate chromosomes 
D) the nuclear envelope breaks up

Question 6

Which of the following occurs during interphase?

Accepted Answer

A) Chromatin becomes tightly coiled. 
B) Chromosome duplication occurs. 
C) Sister chromatids separate. 
D) The mitotic spindle forms. 
A) Chromatin becomes tightly coiled. 
B) Chromosome duplication occurs. 
C) Sister chromatids separate. 
D) The mitotic spindle forms.

Question 7

Amanda's abnormal number of sex chromosomes resulted from ________.

Accepted Answer

A) independent assortment of chromosomes 
B) crossing over 
C) nondisjunction 
D) random fertilization 
A) independent assortment of chromosomes 
B) crossing over 
C) nondisjunction 
D) random fertilization

Question 8

As shown in the following figure,plant cell cytokinesis differs from animal cell cytokinesis because ________.

Accepted Answer

A) plant cells produce more daughter cells 
B) plant cells form a cell plate and animal cells do not 
C) animal cells produce more daughter cells 
D) animal cells form a cell plate and plant cells do not 
A) plant cells produce more daughter cells 
B) plant cells form a cell plate and animal cells do not 
C) animal cells produce more daughter cells 
D) animal cells form a cell plate and plant cells do not

Question 9

Sister chromatids are joined at the ________.

Accepted Answer

A) centromere 
B) spindle 
C) centrosome 
D) centriole 
A) centromere 
B) spindle 
C) centrosome 
D) centriole

Question 10

How many chromosomes does an individual with Turner syndrome have?

Accepted Answer

A) 2n + 1 
B) n + 1 
C) 2n − 1 
D) n − 1 
A) 2n + 1 
B) n + 1 
C) 2n − 1 
D) n − 1

Question 11

How many chromosomes can a gamete possess as a result of nondisjunction?

Accepted Answer

A) n + 1 or n - 1 
B) 2n + 1 or 2n - 1 
C) 2n - 1 only 
D) 2n + 1 or n - 1 
A) n + 1 or n - 1 
B) 2n + 1 or 2n - 1 
C) 2n - 1 only 
D) 2n + 1 or n - 1

Question 12

The above figure shows that ________.

Accepted Answer

A) meiosis results in the formation of four haploid daughter cells 
B) fertilization results in four haploid daughter cells 
C) the human 2n number is 4 
D) meiosis forms diploid gametes 
A) meiosis results in the formation of four haploid daughter cells 
B) fertilization results in four haploid daughter cells 
C) the human 2n number is 4 
D) meiosis forms diploid gametes

Question 13

Which of the following is a stage of mitosis?

Accepted Answer

A) cytokinesis 
B) telophase 
C) interphase 
D) DNA synthesis 
A) cytokinesis 
B) telophase 
C) interphase 
D) DNA synthesis

Question 14

Which of the following is the best description of the events of anaphase I?

Accepted Answer

A) Half of the chromosomes inherited from the mother go to one pole along with half of the chromosomes inherited from the father. 
B) Sister chromatids separate and the daughter chromosomes migrate to opposite poles. 
C) Homologous chromosomes randomly separate and migrate to opposite poles. 
D) All of the chromosomes inherited from the mother go to one pole of the cell,and all of the chromosomes inherited from the father go to the other pole. 
A) Half of the chromosomes inherited from the mother go to one pole along with half of the chromosomes inherited from the father. 
B) Sister chromatids separate and the daughter chromosomes migrate to opposite poles. 
C) Homologous chromosomes randomly separate and migrate to opposite poles. 
D) All of the chromosomes inherited from the mother go to one pole of the cell,and all of the chromosomes inherited from the father go to the other pole.

Question 15

The chromosomes of eukaryotic cells are found in the ________.

Accepted Answer

A) nucleus 
B) centriole 
C) Golgi apparatus 
D) nucleolus 
A) nucleus 
B) centriole 
C) Golgi apparatus 
D) nucleolus

Question 16

The CORRECT sequence of stages of mitosis is ________.

Accepted Answer

A) prophase,metaphase,anaphase,telophase 
B) telophase,prophase,anaphase,metaphase 
C) anaphase,interphase,prophase,metaphase,telophase 
D) interphase,prophase,metaphase,anaphase,telophase 
A) prophase,metaphase,anaphase,telophase 
B) telophase,prophase,anaphase,metaphase 
C) anaphase,interphase,prophase,metaphase,telophase 
D) interphase,prophase,metaphase,anaphase,telophase

Question 17

What is the difference between a benign and a malignant tumor?

Accepted Answer

A) Benign tumors are composed of cancer cells; malignant tumors are not. 
B) Benign tumors are not the result of a failure of a cell cycle control system; malignant tumors are. 
C) Benign tumors do not metastasize; malignant tumors do. 
D) Benign tumors do not form lumps; malignant tumors do form lumps. 
A) Benign tumors are composed of cancer cells; malignant tumors are not. 
B) Benign tumors are not the result of a failure of a cell cycle control system; malignant tumors are. 
C) Benign tumors do not metastasize; malignant tumors do. 
D) Benign tumors do not form lumps; malignant tumors do form lumps.

Question 18

Which of these events occurs during anaphase?

Accepted Answer

A) Sister chromatids become separate chromosomes. 
B) Chromosomes line up in the middle of the cell. 
C) The nuclear envelope reappears. 
D) The nuclear envelope breaks up. 
A) Sister chromatids become separate chromosomes. 
B) Chromosomes line up in the middle of the cell. 
C) The nuclear envelope reappears. 
D) The nuclear envelope breaks up.

Question 19

Chromosomes that do NOT determine the sex of an individual are called ________.

Accepted Answer

A) homologous chromosomes 
B) nonhomologous chromosomes 
C) sex chromosomes 
D) autosomes 
A) homologous chromosomes 
B) nonhomologous chromosomes 
C) sex chromosomes 
D) autosomes

Question 20

With respect to her sex chromosomes,Amanda would be designated as ________.

Accepted Answer

A) XYY 
B) XO 
C) XOY 
D) XX 
A) XYY 
B) XO 
C) XOY 
D) XX

Exam 8: Cellular Reproduction: Cells From Cells

What chromosomes belong to a normal human male?

A duplicated chromosome consists of two ________.

The 2n number for the cell depicted here is ________.

The mitotic cell cycle results in the production of ________.

During telophase,________.

Which of the following occurs during interphase?

Amanda's abnormal number of sex chromosomes resulted from ________.

As shown in the following figure,plant cell cytokinesis differs from animal cell cytokinesis because ________.

Sister chromatids are joined at the ________.

How many chromosomes does an individual with Turner syndrome have?

How many chromosomes can a gamete possess as a result of nondisjunction?

The above figure shows that ________.

Which of the following is a stage of mitosis?

Which of the following is the best description of the events of anaphase I?

The chromosomes of eukaryotic cells are found in the ________.

The CORRECT sequence of stages of mitosis is ________.

What is the difference between a benign and a malignant tumor?

Which of these events occurs during anaphase?

Chromosomes that do NOT determine the sex of an individual are called ________.

With respect to her sex chromosomes,Amanda would be designated as ________.

Introduction: Biology Today

Essential Chemistry for Biology

The Molecules of Life

A Tour of the Cell

The Working Cell

Cellular Respiration: Obtaining Energy From Food

Photosynthesis: Using Light to Make Food

Patterns of Inheritance

The Structure and Function of Dna

How Genes Are Controlled

DNA Technology

How Populations Evolve

How Biological Diversity Evolves

The Evolution of Microbial Life

The Evolution of Plants and Fungi

The Evolution of Animals

An Introduction to Ecology and the Biosphere

Population Ecology

Communities and Ecosystems

Unifying Concepts of Animal Structure and Function

Nutrition and Digestion

Circulation and Respiration

The Bodys Defenses

Hormones

Reproduction and Development

Nervous,Sensory,and Locomotor Systems

The Life of a Flowering Plant

The Working Plant

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