Question 1

Homologous chromosomes

Accepted Answer

A)  may exchange parts during meiosis. 
B)  have alleles for the same characteristics even though the gene expression may not be the same. 
C)  are in pairs, one chromosome of each pair from the father and one from the mother. 
D)  pair up during meiosis. 
E)  fit all of these descriptions. 
A)  may exchange parts during meiosis. 
B)  have alleles for the same characteristics even though the gene expression may not be the same. 
C)  are in pairs, one chromosome of each pair from the father and one from the mother. 
D)  pair up during meiosis. 
E)  fit all of these descriptions.

Question 2

Classification.Some of the stages of meiosis are listed below.Answer the questions in reference to these phases of meiosis.
-The formation of clusters of four chromatids by homologous pairing occurs during this phase.

Accepted Answer

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

Question 3

Match the following correctly.
-sister chromatids are separated during an anaphase event

Accepted Answer

A) mitosis 
B) meiosis 
C) both mitosis and meiosis 
D) neither mitosis or meiosis 
A) mitosis 
B) meiosis 
C) both mitosis and meiosis 
D) neither mitosis or meiosis

Question 4

Which of the following is an example of the Red Queen hypothesis?

Accepted Answer

A)  spiders evolve resistance to a viral disease; the virus becomes more virulent 
B)  dogs evolve characteristics that are selected by humans 
C)  dinosaurs lack the adaptations to survive predation of their eggs by small mammals 
D)  horses evolve from a five toed animal to one toe 
E)  cats and cows separately, but for similar purposes, evolve scratchy tongues 
A)  spiders evolve resistance to a viral disease; the virus becomes more virulent 
B)  dogs evolve characteristics that are selected by humans 
C)  dinosaurs lack the adaptations to survive predation of their eggs by small mammals 
D)  horses evolve from a five toed animal to one toe 
E)  cats and cows separately, but for similar purposes, evolve scratchy tongues

Question 5

In which of the following part or parts of the life cycle are duplicated chromosomes NOT connected to each other?

Accepted Answer

A)  G1 
B)  S 
C)  G2 
D)  metaphase 
E)  more than one of these 
A)  G1 
B)  S 
C)  G2 
D)  metaphase 
E)  more than one of these

Question 6

Which of the following is NOT true about meiosis?

Accepted Answer

A)  it produces eggs and sperm in all eukaryotes 
B)  it is a nuclear division 
C)  it halves the chromosome number 
D)  it is not done by prokaryotes 
E)  more than one of these is NOT true 
A)  it produces eggs and sperm in all eukaryotes 
B)  it is a nuclear division 
C)  it halves the chromosome number 
D)  it is not done by prokaryotes 
E)  more than one of these is NOT true

Question 7

The spindle apparatus appears during

Accepted Answer

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

Question 8

Classification.Answer the questions in reference to the eukaryotic cell cycle.Each question has only one BEST answer.
-part of cell cycle that follows DNA replication
A)G2
B)mitosis
C)S
D)G1

Accepted Answer

The part of the eukaryotic cell cycle th

Question 9

Classification.Answer the questions in reference to the eukaryotic cell cycle.Each question has only one BEST answer.
-part of cell cycle that is terminal for a cell that stops dividing
A)G2
B)mitosis
C)S
D)G1

Accepted Answer

The part of the eukaryotic cell cycle th

Question 10

What does taxol do?

Accepted Answer

A)  interferes with mitosis 
B)  speeds up cell division 
C)  blocks the activity of RNA polymerase 
D)  causes the disassembly of ribosomes 
E)  causes two of the gametes from meiosis to die 
A)  interferes with mitosis 
B)  speeds up cell division 
C)  blocks the activity of RNA polymerase 
D)  causes the disassembly of ribosomes 
E)  causes two of the gametes from meiosis to die

Question 11

Classification.Some of the stages of meiosis are listed below.Answer the questions in reference to these phases of meiosis.
-By the end of this phase,the number of homologous chromosomes is reduced in half.

Accepted Answer

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

Question 12

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

Accepted Answer

A)  Crossing over occurs in a prophase of meiosis and of mitosis. 
B)  The product of both is two cells. 
C)  In both processes, homologous chromosomes pair up. 
D)  In meiosis, sister chromatids separate in a metaphase, whereas in mitosis they separate in an anaphase. 
E)  Anaphase of mitosis is most like Anaphase II of meiosis. 
A)  Crossing over occurs in a prophase of meiosis and of mitosis. 
B)  The product of both is two cells. 
C)  In both processes, homologous chromosomes pair up. 
D)  In meiosis, sister chromatids separate in a metaphase, whereas in mitosis they separate in an anaphase. 
E)  Anaphase of mitosis is most like Anaphase II of meiosis.

Question 13

If a cell had four sets of chromosomes before mitosis,how many would it have after mitosis?

Accepted Answer

A)  2 sets 
B)  4 sets 
C)  8 sets 
D)  0 sets 
E)  none of these because a cell can't have 4 sets of chromosomes 
A)  2 sets 
B)  4 sets 
C)  8 sets 
D)  0 sets 
E)  none of these because a cell can't have 4 sets of chromosomes

Question 14

An oncogene is

Accepted Answer

A)  a normal gene that promotes mitosis. 
B)  a gene that codes for a growth factor that stimulates cell division. 
C)  a gene that codes for tumor suppressing proteins. 
D)  a mutated gene that results in tumors. 
E)  more than one of these. 
A)  a normal gene that promotes mitosis. 
B)  a gene that codes for a growth factor that stimulates cell division. 
C)  a gene that codes for tumor suppressing proteins. 
D)  a mutated gene that results in tumors. 
E)  more than one of these.

Question 15

What is NOT functional in malignant neoplasms that is functional in benign neoplasms?

Accepted Answer

A)  oncogenes 
B)  centrioles 
C)  adhesion proteins 
D)  prophase 
E)  DNA polymerase 
A)  oncogenes 
B)  centrioles 
C)  adhesion proteins 
D)  prophase 
E)  DNA polymerase

Question 16

Classification.Answer the questions in reference to the eukaryotic cell cycle.Each question has only one BEST answer.
-part of cell cycle that precedes cytoplasmic division
A)G2
B)mitosis
C)S
D)G1

Accepted Answer

The part of the eukaryotic cell cycle th

Question 17

Classification.Some of the stages of meiosis are listed below.Answer the questions in reference to these phases of meiosis.
-During this stage,the sister chromatids begin to separate.

Accepted Answer

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

Question 18

An accumulation of cells that divide uncontrollably is known as

Accepted Answer

A)  oncogenes. 
B)  proto-oncogenes. 
C)  neoplasms. 
D)  checkpoints. 
E)  descendant tumors. 
A)  oncogenes. 
B)  proto-oncogenes. 
C)  neoplasms. 
D)  checkpoints. 
E)  descendant tumors.

Question 19

At the beginning of prophase I there are ____ strands of DNA in a developing human sperm cell.

Accepted Answer

A)  23 
B)  92 
C)  46 
D)  half as many (as compared to somatic cell) 
E)  twice as many (as compared to mature sperm) 
A)  23 
B)  92 
C)  46 
D)  half as many (as compared to somatic cell) 
E)  twice as many (as compared to mature sperm)

Question 20

In which phase of mitosis do chromosomes arrive at opposite sides of the cell?

Accepted Answer

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

Exam 8: How Cells Reproduce

Homologous chromosomes

Classification.Some of the stages of meiosis are listed below.Answer the questions in reference to these phases of meiosis. -The formation of clusters of four chromatids by homologous pairing occurs during this phase.

Match the following correctly. -sister chromatids are separated during an anaphase event

Which of the following is an example of the Red Queen hypothesis?

In which of the following part or parts of the life cycle are duplicated chromosomes NOT connected to each other?

Which of the following is NOT true about meiosis?

The spindle apparatus appears during

Classification.Answer the questions in reference to the eukaryotic cell cycle.Each question has only one BEST answer. -part of cell cycle that follows DNA replication A)G2 B)mitosis C)S D)G1

Classification.Answer the questions in reference to the eukaryotic cell cycle.Each question has only one BEST answer. -part of cell cycle that is terminal for a cell that stops dividing A)G2 B)mitosis C)S D)G1

What does taxol do?

Classification.Some of the stages of meiosis are listed below.Answer the questions in reference to these phases of meiosis. -By the end of this phase,the number of homologous chromosomes is reduced in half.

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

If a cell had four sets of chromosomes before mitosis,how many would it have after mitosis?

An oncogene is

What is NOT functional in malignant neoplasms that is functional in benign neoplasms?

Classification.Answer the questions in reference to the eukaryotic cell cycle.Each question has only one BEST answer. -part of cell cycle that precedes cytoplasmic division A)G2 B)mitosis C)S D)G1

Classification.Some of the stages of meiosis are listed below.Answer the questions in reference to these phases of meiosis. -During this stage,the sister chromatids begin to separate.

An accumulation of cells that divide uncontrollably is known as

At the beginning of prophase I there are ____ strands of DNA in a developing human sperm cell.

In which phase of mitosis do chromosomes arrive at opposite sides of the cell?

Invitation to Biology

Molecules of Life

Cell Structure

Energy and Metabolism

Capturing and Releasing Energy

DNA Structure and Function

Gene Expression and Control

Patterns of Inheritance

Biotechnology

Evidence of Evolution

Processes of Evolution

Early Life Forms and the Viruses

Plants and Fungi

Animal Evolution

Population Ecology

Communities and Ecosystems

The Biosphere and Human Effects

Animal Tissues and Organs

How Animals Move

Circulation and Respiration

Immunity

Digestion and Excretion

Neural Control and the Senses

Endocrine Control

Reproduction and Development

Plant Form and Function

Plant Reproduction and Development

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