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Ch11 & 12.4 Bio Cell Cycle, Mitosis, Meiosis (10/31/2025)

Last updated about 2 months ago
74 questions
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1

In order to fit within a cell, DNA becomes more compact by

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Chromatids are

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A protein disk that attaches two chromatids to each other in a chromosome is called a

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Which of the following is not a true difference between the chromosomes of eukaryotes and those of prokaryotes

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The stage of the cell cycle that occupies most of the cell’s life is

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The phase of mitosis that is characterized by the arrangement of all chromosomes along the equator of the cell is called

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A spindle fiber is a specialized form of

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As a result of mitosis, each of the two new cells produced from the original cell during cytokinesis

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In plant cells, cytokinesis occurs when

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A typical human cell contains 46 chromosomes. After mitosis and cytokinesis, each of the two new cells formed from the original cell

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Why do cells do mitosis?

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Cancer is

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What causes cancer?

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What happens at the G2 checkpoint if there are errors in the DNA?

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One difference between cell division in plant cells and animals is that plant cells have

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The structure labeled A is called the

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Which event occurs during interphase?

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Which pair is correct?

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Cell division is represented in the figure by the letter ____.

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Refer to the illustration above. During which stage do the centromeres divide?

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Refer to the illustration above. Which of the following correctly indicates the order in which these events occur?

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What phase does a brain cell enter after cytokinesis?

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Following replication of its DNA, each chromosome contains two_______ , which are attached to each other by a centromere.
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The full sequence of events that occurs in a cell from one mitotic division to the next is called the _______ .
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Microtubules that extend from the poles of a cell to the centromeres during cell division are called _______ .
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During cell division, plant cells form a new_______ in the center of the cell.
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In eukaryotic cells, _______ takes place after the nucleus divides.
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After a new nuclear membrane forms during telophase of mitosis, the_______ divides, resulting in two cells.
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Collectively, the time spent in G1 + S + G2 is called _______ .
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In mitosis, anaphase follows_______ .
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Chromatin coils up into short chromosome rods during _______ .
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During normal mitotic cell division, a parent cell having four chromosomes will produce two daughter cells, each containing _______(#) chromosomes.
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Control of the cell cycle occurs at three main _______ , one before S, another before M, and another before cytokinesis.
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Due to an error in DNA cells start dividing uncontrollably and create a malignant _______ .
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Which stage of interphase is DNA replicated?

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What percent of a cells life is spent in M Phase?

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Which phase of mitosis is this?

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Which phase of mitosis is this?

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Which phase of mitosis is this?

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If the chromatin is not distinguishable as a chromosome, what stage is it?

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An embryonic stem cell that can develop into any type of cell except extraembryonic is

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C. elegans, a round worm, starts making cuticle cells at 8 divisions. How many cells?

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If you started studying one human dividing skin cell in a culture, how many would you have after 48 hours?

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What does the G1 checkpoint verify before S phase?

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What is the surface area to volume ratio of a 4cm cube?

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Which treatment of cancer would be most effective?

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Cyclins

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E.C. Biology - The only science where multiplication and  _______  mean the same thing.
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Which of these accurately describes a difference between cancer cells and normal cells?

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Humans and other animals regulate cell growth and cell division. Nerve cells do not divide again once they have developed. What other cell category does not divide once mature?

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The rate at which materials enter and leave the cell depends upon the cell's

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If a cell has 12 chromosomes, how many chromosomes will each of its daughter cells have after mitosis and cytokinesis?

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Which statement does NOT describe external regulatory proteins?

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2n means...

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20

Discuss the advantages and disadvantages of asexual and sexual reproduction. How does the reproductive strategy influence an organism’s chances for survival? (20 points)

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10

What is cancer? How does it occur? Why is it difficult to cure? (answer each question specifically)

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Stage in meiosis immediately after centromeres break _____

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Separation of homologues occurs during

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Diagrams 1 and 2 show cells from an organism with a diploid number of 4.

Refer to the illustration above. Which of the cells will be a diploid cell at the completion of division?

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The cells resulting from meiosis in either males or females are called _______
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A reciprocal exchange of corresponding segments of DNA is called _______ .
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The process called
_______ guarantees that the number of
chromosomes in gametes is half the number of chromosomes in body cells.
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A picture of a cell’s chromosomes is called a(n)...

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Which phase of meiosis is this?

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What are separating in this picture?

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Crossing over occurs in

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What causes cancer?

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Why go to all of the extra steps and possible errors involved in sexual reproduction?

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Unlike mitosis, meiosis results in the formation of

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The image shows the

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Process B occurs in the female_____

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When discussing sets of chromosomes, mitosis results in two _______  daughter cells that have the same genetic makeup. Meiosis results in four _______  cells that are all genetically different from each other.
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10

Discuss the advantages and disadvantages of asexual and sexual reproduction.

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20

Compare and contrast the process for asexual cell division with the process for making gametes. Include a) cell cycle and b) M phase specific characteristic descriptors.