Question 1

Examine the micrographs above and answer the following question(s).
-The cell in micrograph "II" is at which stage of the cell cycle?

Accepted Answer

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

Question 2

Sister chromatids are separated from each other during ____ of meiosis.

Accepted Answer

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

Question 3

Which of the following statements is NOT true?

Accepted Answer

A)  In asexual reproduction, the parent passes a complete set of genes to its offspring. 
B)  In sexual reproduction, both meiosis and fertilization are usual events in the life cycle. 
C)  In sexual reproduction, a human offspring receives two genes for every trait. 
D)  Sexual reproduction puts together new combinations of genes. 
E)  Sexual reproduction results in less variation within a population. 
A)  In asexual reproduction, the parent passes a complete set of genes to its offspring. 
B)  In sexual reproduction, both meiosis and fertilization are usual events in the life cycle. 
C)  In sexual reproduction, a human offspring receives two genes for every trait. 
D)  Sexual reproduction puts together new combinations of genes. 
E)  Sexual reproduction results in less variation within a population.

Question 4

Meiosis is the basis for

Accepted Answer

A)  cellular division. 
B)  sexual reproduction. 
C)  asexual reproduction. 
D)  sexual and asexual reproduction. 
E)  distribution of cytoplasm. 
A)  cellular division. 
B)  sexual reproduction. 
C)  asexual reproduction. 
D)  sexual and asexual reproduction. 
E)  distribution of cytoplasm.

Question 5

Which of the following organisms do NOT reproduce cells by mitosis?

Accepted Answer

A)  plants 
B)  fungi 
C)  animals 
D)  archaea 
E)  plants and fungi 
A)  plants 
B)  fungi 
C)  animals 
D)  archaea 
E)  plants and fungi

Question 6

In mitosis,if a parent cell has 12 chromosomes,each daughter cell will have how many chromosomes?

Accepted Answer

A)  48 
B)  24 
C)  12 
D)  6 
E)  3 
A)  48 
B)  24 
C)  12 
D)  6 
E)  3

Question 7

Which of the following is NOT correct about the cell cycle?

Accepted Answer

A)  The cell cycle includes all the events that occur from the time that a cell forms until the time it divides. 
B)  During the cell cycle, DNA is replicated. 
C)  The cell cycle always terminates at G2. 
D)  Cytoplasmic division is part of the cell cycle. 
E)  All of these are NOT correct. 
A)  The cell cycle includes all the events that occur from the time that a cell forms until the time it divides. 
B)  During the cell cycle, DNA is replicated. 
C)  The cell cycle always terminates at G2. 
D)  Cytoplasmic division is part of the cell cycle. 
E)  All of these are NOT correct.

Question 8

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 9

In what part of the cell cycle are most of our body cells?

Accepted Answer

A)  G1 
B)  G2 
C)  S 
D)  prophase 
E)  telophase 
A)  G1 
B)  G2 
C)  S 
D)  prophase 
E)  telophase

Question 10

During which phase of meiosis will the chromosomes appear as a unit of four chromatids?

Accepted Answer

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

Question 11

In what part of the life cycle does DNA replication occur?

Accepted Answer

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

Question 12

By the time of birth,the human body contains approximately

Accepted Answer

A)  a thousand cells. 
B)  a million cells. 
C)  a billion cells. 
D)  a trillion cells. 
E)  a quadrillion cells. 
A)  a thousand cells. 
B)  a million cells. 
C)  a billion cells. 
D)  a trillion cells. 
E)  a quadrillion cells.

Question 13

Classification.Answer the questions in reference to the eukaryotic cell cycle.Each question has only one BEST answer.
-period in which metaphase occurs

Accepted Answer

The answer of Classification.Answer the questions in reference to the...

Question 14

Which of the following is NOT true about crossing over of meiosis?

Accepted Answer

A)  genes between homologous chromosomes are exchanged 
B)  it can occur at any location along the chromosomes 
C)  it is more frequent in some regions of the chromosome than others 
D)  it results in genetic similarities 
E)  when they cross over, homologous chromosomes are in a condensed state 
A)  genes between homologous chromosomes are exchanged 
B)  it can occur at any location along the chromosomes 
C)  it is more frequent in some regions of the chromosome than others 
D)  it results in genetic similarities 
E)  when they cross over, homologous chromosomes are in a condensed state

Question 15

Which of the following is NOT characteristic of cancer tissue?

Accepted Answer

A)  retention of adhesion proteins 
B)  increased vascular flow 
C)  malformed cytoskeleton 
D)  abnormal chromosome number 
E)  all of these are characteristic of cancer tissue 
A)  retention of adhesion proteins 
B)  increased vascular flow 
C)  malformed cytoskeleton 
D)  abnormal chromosome number 
E)  all of these are characteristic of cancer tissue

Question 16

If a cell had a chromosome number of four,after anaphase but before the cytoplasm divides,how many chromosomes does the cell have?

Accepted Answer

A)  2 
B)  4 
C)  8 
D)  16 
E)  none of these 
A)  2 
B)  4 
C)  8 
D)  16 
E)  none of these

Question 17

The cell line HeLa was isolated from a

Accepted Answer

A)  chimpanzee. 
B)  rat. 
C)  human. 
D)  guinea pig. 
E)  dog. 
A)  chimpanzee. 
B)  rat. 
C)  human. 
D)  guinea pig. 
E)  dog.

Question 18

Which of the following cells would not proceed past G??

Accepted Answer

A)  most skin cells 
B)  most liver cells 
C)  most intestinal cells 
D)  most red blood cells 
E)  most nerve cells 
A)  most skin cells 
B)  most liver cells 
C)  most intestinal cells 
D)  most red blood cells 
E)  most nerve cells

Question 19

HeLa's cells were critical in

Accepted Answer

A)  the development of polio vaccines. 
B)  developing a cure for malaria. 
C)  understanding fertilization. 
D)  the development of a cervical vaccine. 
E)  more than one of these. 
A)  the development of polio vaccines. 
B)  developing a cure for malaria. 
C)  understanding fertilization. 
D)  the development of a cervical vaccine. 
E)  more than one of these.

Question 20

Proto-oncogenes are

Accepted Answer

A)  genes that will turn into cancer genes. 
B)  normal genes that promote mitosis. 
C)  genes that produce tumor suppressing proteins. 
D)  cancer genes that back mutate into normal genes. 
E)  normal genes that promote DNA replication. 
A)  genes that will turn into cancer genes. 
B)  normal genes that promote mitosis. 
C)  genes that produce tumor suppressing proteins. 
D)  cancer genes that back mutate into normal genes. 
E)  normal genes that promote DNA replication.

Exam 8: How Cells Reproduce

Examine the micrographs above and answer the following question(s). -The cell in micrograph "II" is at which stage of the cell cycle?

Sister chromatids are separated from each other during ____ of meiosis.

Which of the following statements is NOT true?

Meiosis is the basis for

Which of the following organisms do NOT reproduce cells by mitosis?

In mitosis,if a parent cell has 12 chromosomes,each daughter cell will have how many chromosomes?

Which of the following is NOT correct about the cell cycle?

Four of the five answers listed below are stages of actual nuclear division.Select the EXCEPTION.

In what part of the cell cycle are most of our body cells?

During which phase of meiosis will the chromosomes appear as a unit of four chromatids?

In what part of the life cycle does DNA replication occur?

By the time of birth,the human body contains approximately

Classification.Answer the questions in reference to the eukaryotic cell cycle.Each question has only one BEST answer. -period in which metaphase occurs

Which of the following is NOT true about crossing over of meiosis?

Which of the following is NOT characteristic of cancer tissue?

If a cell had a chromosome number of four,after anaphase but before the cytoplasm divides,how many chromosomes does the cell have?

The cell line HeLa was isolated from a

Which of the following cells would not proceed past G??

HeLa's cells were critical in

Proto-oncogenes are

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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