Question 1

Which of the following is NOT a factor that influences a cell's progression through the cell cycle?

Accepted Answer

A) gametes 
B) cell cycle regulatory molecules 
C) hormones 
D) growth factors 
A) gametes 
B) cell cycle regulatory molecules 
C) hormones 
D) growth factors

Question 2

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 3

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 4

Consider mitosis, meiosis, and binary fission. Which one of these three processes is the simplest for a cell to complete? Explain.

Accepted Answer

Binary fission is the most efficient pro

Question 5

Sister chromatids are held together at a constriction point called a ________.

Accepted Answer

The answer of Sister chromatids are held together at a...

Question 6

Which processes associated with meiosis ensure genetic diversity in offspring? Name two processes that promote variation and explain how they operate.

Accepted Answer

There are three processes that allow for

Question 7

Which of the following choices states a correct reason why the process of cell division is different for prokaryotic than for eukaryotic cells?

Accepted Answer

A) Prokaryotes have a circular DNA molecule. 
B) Prokaryotic cells do not undergo cell division. 
C) Prokaryotic cells are larger than eukaryotic cells. 
D) Prokaryotic DNA contains different bases from those in eukaryotic DNA. 
A) Prokaryotes have a circular DNA molecule. 
B) Prokaryotic cells do not undergo cell division. 
C) Prokaryotic cells are larger than eukaryotic cells. 
D) Prokaryotic DNA contains different bases from those in eukaryotic DNA.

Question 8

Match the stage of the cell cycle with the appropriate description.
-G₂ phase

Accepted Answer

A) Duplicated chromosomes are separated during this phase. 
B) Cells prepare to divide and check that the proper steps have occurred for division. 
C) Phase in which cells duplicate the genetic material. 
D) Resting stage assumed by cells that exit the cell cycle. 
E) Two new daughter cells grow in preparation for division. 
A) Duplicated chromosomes are separated during this phase. 
B) Cells prepare to divide and check that the proper steps have occurred for division. 
C) Phase in which cells duplicate the genetic material. 
D) Resting stage assumed by cells that exit the cell cycle. 
E) Two new daughter cells grow in preparation for division.

Question 9

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 10

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

Question 11

A cell has completed S phase and is preparing to divide via mitosis. How is the genetic material arranged in G₂ phase?

Accepted Answer

During S phase the uncondensed chromosom

Question 12

Which of the following accurately describes the similarities between mitosis, meiosis, and binary fission?

Accepted Answer

A) All three of the processes generate haploid gametes. 
B) All three of the processes occur in eukaryotic and prokaryotic cells. 
C) All three of the processes are used to produce daughter cells. 
D) All three of the processes generate clones. 
A) All three of the processes generate haploid gametes. 
B) All three of the processes occur in eukaryotic and prokaryotic cells. 
C) All three of the processes are used to produce daughter cells. 
D) All three of the processes generate clones.

Question 13

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 14

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 15

The successful union of one male and one female gamete forms a new single cell known as a

Accepted Answer

A) chromatid. 
B) spindle. 
C) zygote. 
D) gametocyte. 
A) chromatid. 
B) spindle. 
C) zygote. 
D) gametocyte.

Question 16

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 17

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

Accepted Answer

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

Question 18

Which of the following foods is most likely to contain haploid cells?

Accepted Answer

A) a sirloin steak 
B) an apple 
C) a stalk of celery 
D) an egg 
A) a sirloin steak 
B) an apple 
C) a stalk of celery 
D) an egg

Question 19

The possible combinations of alleles in gametes ________ due to independent assortment and crossing over.

Accepted Answer

A) increases 
B) decreases 
C) stays the same 
D) increases or decreases depending on the cell type 
A) increases 
B) decreases 
C) stays the same 
D) increases or decreases depending on the cell type

Question 20

Match the stage of the cell cycle with the appropriate description.
-G₀ phase

Accepted Answer

A) Duplicated chromosomes are separated during this phase. 
B) Cells prepare to divide and check that the proper steps have occurred for division. 
C) Phase in which cells duplicate the genetic material. 
D) Resting stage assumed by cells that exit the cell cycle. 
E) Two new daughter cells grow in preparation for division. 
A) Duplicated chromosomes are separated during this phase. 
B) Cells prepare to divide and check that the proper steps have occurred for division. 
C) Phase in which cells duplicate the genetic material. 
D) Resting stage assumed by cells that exit the cell cycle. 
E) Two new daughter cells grow in preparation for division.

Exam 5: Cell Division

Which of the following is NOT a factor that influences a cell's progression through the cell cycle?

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

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

Consider mitosis, meiosis, and binary fission. Which one of these three processes is the simplest for a cell to complete? Explain.

Sister chromatids are held together at a constriction point called a ________.

Which processes associated with meiosis ensure genetic diversity in offspring? Name two processes that promote variation and explain how they operate.

Which of the following choices states a correct reason why the process of cell division is different for prokaryotic than for eukaryotic cells?

Match the stage of the cell cycle with the appropriate description. -G₂ phase

The goal of meiosis is to

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.

A cell has completed S phase and is preparing to divide via mitosis. How is the genetic material arranged in G₂ phase?

Which of the following accurately describes the similarities between mitosis, meiosis, and binary fission?

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

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

The successful union of one male and one female gamete forms a new single cell known as a

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

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

Which of the following foods is most likely to contain haploid cells?

The possible combinations of alleles in gametes ________ due to independent assortment and crossing over.

Match the stage of the cell cycle with the appropriate description. -G₀ phase

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

Homeostasis, Reproduction, and Development

Digestive, Muscular, and Skeletal Systems

Circulatory, Respiratory, Urinary, and Nervous Systems

Endocrine and Immune Systems

Plant Physiology

Applying the Science

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