Question 1

Which of the following is known to result from the disruption of mitosis and meiosis?

Accepted Answer

A) Alzheimer's disease 
B) prostate cancer 
C) autism 
D) heart disease 
A) Alzheimer's disease 
B) prostate cancer 
C) autism 
D) heart disease

Question 2

A duplicated chromosome consists of ________ sister chromatid(s).

Accepted Answer

A) 1 
B) 2 
C) 4 
D) 6 
A) 1 
B) 2 
C) 4 
D) 6

Question 3

If a plant has a total of 18 chromosomes,how many chromosomes would be present in each of its gametes?

Accepted Answer

A) 36 
B) 18 
C) 9 
D) 6 
A) 36 
B) 18 
C) 9 
D) 6

Question 4

Some daughter cells are described as clones.For this description to be appropriate,the daughter cells must

Accepted Answer

A) show the same differentiation characteristics as the parent cell. 
B) separate from one another and experience an independent existence. 
C) contain a set of DNA that is identical to that of the parent cell. 
D) have been produced by meiotic cell division. 
A) show the same differentiation characteristics as the parent cell. 
B) separate from one another and experience an independent existence. 
C) contain a set of DNA that is identical to that of the parent cell. 
D) have been produced by meiotic cell division.

Question 5

Which of the following differentiates meiosis from mitosis?

Accepted Answer

A) Mitosis is used for the repair of cells,whereas meiosis creates cells for sexual reproduction. 
B) In mitosis four identical daughter cells are produced,whereas two genetically different cells are produced in meiosis. 
C) Meiosis is a form of asexual division,whereas mitosis is a form of sexual division. 
D) Mitosis occurs in prokaryotic cells,whereas meiosis occurs in eukaryotic cells. 
A) Mitosis is used for the repair of cells,whereas meiosis creates cells for sexual reproduction. 
B) In mitosis four identical daughter cells are produced,whereas two genetically different cells are produced in meiosis. 
C) Meiosis is a form of asexual division,whereas mitosis is a form of sexual division. 
D) Mitosis occurs in prokaryotic cells,whereas meiosis occurs in eukaryotic cells.

Question 6

Model organisms (like mice)used in the study of genetic disease

Accepted Answer

A) are selected strictly for ethical reasons. 
B) cannot be trusted since they are very different from human cells. 
C) should either be mice or bacteria. 
D) may accurately reflect how diseases like cancer occur in humans. 
A) are selected strictly for ethical reasons. 
B) cannot be trusted since they are very different from human cells. 
C) should either be mice or bacteria. 
D) may accurately reflect how diseases like cancer occur in humans.

Question 7

A researcher is recording the process of bacteria cell division using time-lapse microscopy.Which of the following processes would she be observing?

Accepted Answer

A) meiosis 
B) mitosis 
C) binary fission 
D) She may be observing either A or B depending on the growth conditions. 
A) meiosis 
B) mitosis 
C) binary fission 
D) She may be observing either A or B depending on the growth conditions.

Question 8

Chromosomes decondense and nuclear envelopes form during the ________ portion of mitosis.

Accepted Answer

The answer of Chromosomes decondense and nuclear envelopes form during...

Question 9

Cells spend the bulk of their time in the ________ phase of the cell cycle.

Accepted Answer

The answer of Cells spend the bulk of their time...

Question 10

Cancers are groups of cells that divide rapidly and uncontrollably.Thus,cancer cells

Accepted Answer

A) are always in the G0 phase. 
B) never enter the cell cycle. 
C) have a relatively short G1 phase. 
D) are stuck at the metaphase plate. 
A) are always in the G0 phase. 
B) never enter the cell cycle. 
C) have a relatively short G1 phase. 
D) are stuck at the metaphase plate.

Question 11

A scientist wishing to generate cancerous cells in vitro could subject the cells to which of the following procedures?

Accepted Answer

A) immerse the cells in water for extended periods of time 
B) starve the cells of nutrients 
C) expose cells to chemicals that disrupt mitosis 
D) overfeed the cells by frequently feeding them 
A) immerse the cells in water for extended periods of time 
B) starve the cells of nutrients 
C) expose cells to chemicals that disrupt mitosis 
D) overfeed the cells by frequently feeding them

Question 12

The goal of meiosis is to

Accepted Answer

A) create genetically identical offspring. 
B) protect cells from getting cancer. 
C) produce eggs and sperm. 
D) regulate progression through the cell cycle. 
A) create genetically identical offspring. 
B) protect cells from getting cancer. 
C) produce eggs and sperm. 
D) regulate progression through the cell cycle.

Question 13

The goal of ________ is to increase genetic diversity by creating a new diploid individual from haploid cells.

Accepted Answer

The answer of The goal of ________ is to increase...

Question 14

The process of mitosis is thought to have evolved from binary fission.What similarities exist between these processes?

Accepted Answer

A) The DNA being separated is attached to a membrane during both processes. 
B) Both processes involve the separation of more than one piece of DNA. 
C) Both processes include DNA segregation. 
D) Both process occur in bacterial cells. 
A) The DNA being separated is attached to a membrane during both processes. 
B) Both processes involve the separation of more than one piece of DNA. 
C) Both processes include DNA segregation. 
D) Both process occur in bacterial cells.

Question 15

Which two processes work in conjunction to create genetic diversity and maintain chromosome number?

Accepted Answer

A) mitosis and meiosis 
B) meiosis and independent assortment 
C) binary fission and mitosis 
D) fertilization and meiosis 
A) mitosis and meiosis 
B) meiosis and independent assortment 
C) binary fission and mitosis 
D) fertilization and meiosis

Question 16

All of the following contribute to genetic uniqueness EXCEPT

Accepted Answer

A) binary fission. 
B) independent assortment. 
C) crossing over. 
D) random fertilization. 
A) binary fission. 
B) independent assortment. 
C) crossing over. 
D) random fertilization.

Question 17

Which of the following is associated with mitosis?

Accepted Answer

A) independent assortment 
B) maintenance of chromosome number 
C) crossing over 
D) reductional division 
A) independent assortment 
B) maintenance of chromosome number 
C) crossing over 
D) reductional division

Question 18

An actively dividing cell has six chromosomes.How many sister chromatids are present within this cell at the end of G₂ phase?

Accepted Answer

A) 0 
B) 3 
C) 6 
D) 12 
A) 0 
B) 3 
C) 6 
D) 12

Question 19

Which of the following is a difference between binary fission and mitosis?

Accepted Answer

A) replication of the genetic material 
B) breakdown of the nuclear envelope 
C) cell growth and expansion 
D) increase in cytoplasmic factors 
A) replication of the genetic material 
B) breakdown of the nuclear envelope 
C) cell growth and expansion 
D) increase in cytoplasmic factors

Question 20

When examining the rapidly dividing cells of a fish embryo,you notice a cell that seems to contain two nuclei.The middle of the cell is pinched inward.This cell must be in ________ of mitosis.

Accepted Answer

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

Which of the following is known to result from the disruption of mitosis and meiosis?

A duplicated chromosome consists of ________ sister chromatid(s).

If a plant has a total of 18 chromosomes,how many chromosomes would be present in each of its gametes?

Some daughter cells are described as clones.For this description to be appropriate,the daughter cells must

Which of the following differentiates meiosis from mitosis?

Model organisms (like mice)used in the study of genetic disease

A researcher is recording the process of bacteria cell division using time-lapse microscopy.Which of the following processes would she be observing?

Chromosomes decondense and nuclear envelopes form during the ________ portion of mitosis.

Cells spend the bulk of their time in the ________ phase of the cell cycle.

Cancers are groups of cells that divide rapidly and uncontrollably.Thus,cancer cells

A scientist wishing to generate cancerous cells in vitro could subject the cells to which of the following procedures?

The goal of meiosis is to

The goal of ________ is to increase genetic diversity by creating a new diploid individual from haploid cells.

The process of mitosis is thought to have evolved from binary fission.What similarities exist between these processes?

Which two processes work in conjunction to create genetic diversity and maintain chromosome number?

All of the following contribute to genetic uniqueness EXCEPT

Which of the following is associated with mitosis?

An actively dividing cell has six chromosomes.How many sister chromatids are present within this cell at the end of G₂ phase?

Which of the following is a difference between binary fission and mitosis?

When examining the rapidly dividing cells of a fish embryo,you notice a cell that seems to contain two nuclei.The middle of the cell is pinched inward.This cell must be in ________ of mitosis.

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Life Is Cellular

How Cells Work

Patterns of Inheritance

Chromosomes and Human Genetics

What Genes Are

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Exam 5: Cell Division

Which of the following is known to result from the disruption of mitosis and meiosis?

A duplicated chromosome consists of ________ sister chromatid(s).

If a plant has a total of 18 chromosomes,how many chromosomes would be present in each of its gametes?

Some daughter cells are described as clones.For this description to be appropriate,the daughter cells must

Which of the following differentiates meiosis from mitosis?

Model organisms (like mice)used in the study of genetic disease

A researcher is recording the process of bacteria cell division using time-lapse microscopy.Which of the following processes would she be observing?

Chromosomes decondense and nuclear envelopes form during the ________ portion of mitosis.

Cells spend the bulk of their time in the ________ phase of the cell cycle.

Cancers are groups of cells that divide rapidly and uncontrollably.Thus,cancer cells

A scientist wishing to generate cancerous cells in vitro could subject the cells to which of the following procedures?

The goal of meiosis is to

The goal of ________ is to increase genetic diversity by creating a new diploid individual from haploid cells.

The process of mitosis is thought to have evolved from binary fission.What similarities exist between these processes?

Which two processes work in conjunction to create genetic diversity and maintain chromosome number?

All of the following contribute to genetic uniqueness EXCEPT

Which of the following is associated with mitosis?

An actively dividing cell has six chromosomes.How many sister chromatids are present within this cell at the end of G₂ phase?

Which of the following is a difference between binary fission and mitosis?

When examining the rapidly dividing cells of a fish embryo,you notice a cell that seems to contain two nuclei.The middle of the cell is pinched inward.This cell must be in ________ of mitosis.

The Nature of Science

Chemistry of Life

Life Is Cellular

How Cells Work

Patterns of Inheritance

Chromosomes and Human Genetics

What Genes Are

How Genes Work

Evidence for Evolution

Mechanisms of Evolution

Adaptation and Species

The History of Life

Human Evolution

General Principles of Ecology

Growth of Populations

Communities of Organisms

Ecosystems

Applying the Science

Filters