Question 1

Sexual reproduction

Accepted Answer

A)  leads to uniform characteristics in a population. 
B)  results in new combinations of genetic traits. 
C)  produces genetic clones. 
D)  requires less tissue differentiation than asexual reproduction. 
E)  produces genetic clones and requires less tissue differentiation than asexual reproduction. 
A)  leads to uniform characteristics in a population. 
B)  results in new combinations of genetic traits. 
C)  produces genetic clones. 
D)  requires less tissue differentiation than asexual reproduction. 
E)  produces genetic clones and requires less tissue differentiation than asexual reproduction.

Question 2

Match between columns
                        Premises: anaphase
chromatid
cell cycle
centromere
metaphase
microtubules
prophase
telophase
cytokinesis

Accepted Answer

The Answer of two sister chromatids are joined here and is...

Question 3

In comparing mitosis and meiosis, which of the following statements is true?

Accepted Answer

A)  Meiosis I is more like mitosis than is meiosis II. 
B)  Both processes result in four cells. 
C)  Synapsis occurs in both. 
D)  Chromatids are present only in mitosis. 
E)  Meiosis II resembles mitosis. 
A)  Meiosis I is more like mitosis than is meiosis II. 
B)  Both processes result in four cells. 
C)  Synapsis occurs in both. 
D)  Chromatids are present only in mitosis. 
E)  Meiosis II resembles mitosis.

Question 4

When a person receives a sudden, large dose of ionizing radiation, which cells are typically destroyed?

Accepted Answer

A)  immune system cells 
B)  epithelial cells 
C)  epithelial cells of the intestine 
D)  red blood cells 
E)  all of these 
A)  immune system cells 
B)  epithelial cells 
C)  epithelial cells of the intestine 
D)  red blood cells 
E)  all of these

Question 5

Which of the following is the proper sequence for mitosis?

Accepted Answer

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

Question 6

Human germ cell line (23 pairs of homologous chromosomes) allows for _____ combinations of maternal and paternal chromosomes every time a gamete is produced.

Accepted Answer

A)  223 
B)  232 
C)  8 
D)  8, 000 
E)  23 
A)  223 
B)  232 
C)  8 
D)  8, 000 
E)  23

Question 7

Through meiosis, all of the following occur EXCEPT

Accepted Answer

A)  polar bodies are created in the female. 
B)  parental DNA is divided and distributed to form gametes. 
C)  the diploid chromosome number is reduced to haploid. 
D)  four times as many spermatids are produced than ova. 
E)  reproduction of autosomes. 
A)  polar bodies are created in the female. 
B)  parental DNA is divided and distributed to form gametes. 
C)  the diploid chromosome number is reduced to haploid. 
D)  four times as many spermatids are produced than ova. 
E)  reproduction of autosomes.

Question 8

Ionizing radiation includes all of the following EXCEPT

Accepted Answer

A)  x-rays. 
B)  cosmic rays from outer space. 
C)  radio waves. 
D)  visible light. 
E)  microwaves. 
A)  x-rays. 
B)  cosmic rays from outer space. 
C)  radio waves. 
D)  visible light. 
E)  microwaves.

Question 9

Maternal and paternal chromosomes are shuffled most during

Accepted Answer

A)  anaphase II. 
B)  metaphase I. 
C)  prophase I. 
D)  telophase II. 
E)  interphase. 
A)  anaphase II. 
B)  metaphase I. 
C)  prophase I. 
D)  telophase II. 
E)  interphase.

Question 10

The chromosomes have arrived at opposite poles during

Accepted Answer

A)  anaphase. 
B)  metaphase. 
C)  interphase. 
D)  prophase. 
E)  telophase. 
A)  anaphase. 
B)  metaphase. 
C)  interphase. 
D)  prophase. 
E)  telophase.

Question 11

The apparatus consisting of microtubules that directs chromosome movement during cell division is called the

Accepted Answer

A)  spindle. 
B)  centriole. 
C)  histone. 
D)  centromere. 
E)  cleavage furrows. 
A)  spindle. 
B)  centriole. 
C)  histone. 
D)  centromere. 
E)  cleavage furrows.

Question 12

Ionizing radiation

Accepted Answer

A)  breaks apart chromosomes. 
B)  alters genes. 
C)  extends the length of the DNA molecules. 
D)  links DNA molecules together. 
E)  both breaks apart chromosomes and alters genes. 
A)  breaks apart chromosomes. 
B)  alters genes. 
C)  extends the length of the DNA molecules. 
D)  links DNA molecules together. 
E)  both breaks apart chromosomes and alters genes.

Question 13

Which is NOT true of human chromosomes?

Accepted Answer

A)  The haploid number is 23. 
B)  The diploid number is 46. 
C)  There are 23 pairs of chromosomes. 
D)  Human gametes end up with two of each type of 23 chromosomes. 
E)  Human gametes end up with one of each type of 23 chromosomes. 
A)  The haploid number is 23. 
B)  The diploid number is 46. 
C)  There are 23 pairs of chromosomes. 
D)  Human gametes end up with two of each type of 23 chromosomes. 
E)  Human gametes end up with one of each type of 23 chromosomes.

Question 14

Selecting the Exception Four of the five answers listed below are related by a common phase of mitosis. Select the exception.

Accepted Answer

A)  microtubules start to assemble outside the nucleus 
B)  division of centromere 
C)  disappearance of nucleolus 
D)  disappearance of nuclear membrane 
E)  shortening and condensation of a visible chromosome 
A)  microtubules start to assemble outside the nucleus 
B)  division of centromere 
C)  disappearance of nucleolus 
D)  disappearance of nuclear membrane 
E)  shortening and condensation of a visible chromosome

Question 15

During anaphase I, each homologue is separated from its partner. This process is called

Accepted Answer

A)  nondisjunction. 
B)  separation. 
C)  segregation. 
D)  disjunction. 
E)  amelioration. 
A)  nondisjunction. 
B)  separation. 
C)  segregation. 
D)  disjunction. 
E)  amelioration.

Question 16

Cells with a double set of genetic information are described by the term

Accepted Answer

A)  polyploid. 
B)  diploid. 
C)  triploid. 
D)  haploid. 
E)  tetraploid. 
A)  polyploid. 
B)  diploid. 
C)  triploid. 
D)  haploid. 
E)  tetraploid.

Question 17

Selecting the Exception Four of the five answers listed below are stages of actual nuclear division. Select the exception.

Accepted Answer

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

Question 18

Which of the following events does NOT occur in prophase II but does occur in prophase I?

Accepted Answer

A)  crossing over 
B)  synapsis 
C)  spindle formation 
D)  crossing over and synapsis, only 
E)  crossing over, synapsis, and spindle formation. 
A)  crossing over 
B)  synapsis 
C)  spindle formation 
D)  crossing over and synapsis, only 
E)  crossing over, synapsis, and spindle formation.

Question 19

During meiosis II,

Accepted Answer

A)  cytokinesis results in the formation of a total of two cells. 
B)  sister chromatids of each chromosome are separated from each other. 
C)  homologous chromosomes pair up. 
D)  homologous chromosomes separate. 
E)  sister chromatids exchange parts. 
A)  cytokinesis results in the formation of a total of two cells. 
B)  sister chromatids of each chromosome are separated from each other. 
C)  homologous chromosomes pair up. 
D)  homologous chromosomes separate. 
E)  sister chromatids exchange parts.

Question 20

The cell itself begins to elongate during which phase of meiosis?

Accepted Answer

A)  prophase I 
B)  metaphase I 
C)  anaphase I 
D)  telophase I 
E)  metaphase II 
A)  prophase I 
B)  metaphase I 
C)  anaphase I 
D)  telophase I 
E)  metaphase II

Exam 18: Cell Reproduction

Sexual reproduction

In comparing mitosis and meiosis, which of the following statements is true?

When a person receives a sudden, large dose of ionizing radiation, which cells are typically destroyed?

Which of the following is the proper sequence for mitosis?

Human germ cell line (23 pairs of homologous chromosomes) allows for _____ combinations of maternal and paternal chromosomes every time a gamete is produced.

Through meiosis, all of the following occur EXCEPT

Ionizing radiation includes all of the following EXCEPT

Maternal and paternal chromosomes are shuffled most during

The chromosomes have arrived at opposite poles during

The apparatus consisting of microtubules that directs chromosome movement during cell division is called the

Ionizing radiation

Which is NOT true of human chromosomes?

Selecting the Exception Four of the five answers listed below are related by a common phase of mitosis. Select the exception.

During anaphase I, each homologue is separated from its partner. This process is called

Cells with a double set of genetic information are described by the term

Selecting the Exception Four of the five answers listed below are stages of actual nuclear division. Select the exception.

Which of the following events does NOT occur in prophase II but does occur in prophase I?

During meiosis II,

The cell itself begins to elongate during which phase of meiosis?

Learning About Human Biology

Chemistry of Life

Cells and How They Work

Tissues, Organs, and Organ Systems

The Skeletal System

The Muscular System

Circulation: the Heart and Blood Vessels

Blood

Immunity and Disease

The Respiratory System

Digestion and Nutrition

The Urinary System

The Nervous System

Sensory Systems

The Endocrine System

Reproductive Systems

Development and Aging

Introduction to Genetics

Chromosomes and Human Genetics

DNA, Genes, and Biotechnology

Genes and Disease: Cancer

Principles of Evolution

Principles of Ecology

Human Impacts on the Biosphere

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