Biology: The Dynamic Science (MindTap Course List)
4th Edition
ISBN: 9781305389892
Author: Peter J. Russell, Paul E. Hertz, Beverly McMillan
Publisher: Cengage Learning
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Textbook Question
Chapter 10, Problem 9TYK
Which of the following is not a characteristic of cancer cells?
a. less cytoplasmic volume than normal cells
b. an absence of cyclin
c. loss of adhesion to other cells
d. loss of control of cell division
e. loss of normal control of G1/S phase transition
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Which of the following is NOT an example of fail-safe mechanisms that prevent the irregular cell divisions characteristic of cancer?
a.Shortening of telomeres
b.Cell division limit
c.Mutation in a tumor suppressor gene
d.Triggered cell death
Which of the following is a characteristic of a cell undergoing cellular senescence?
a.Doubling in physical size
b.Production of SASPs
c.Atypically low NGF1-A levels
d.Abnormally high rate of proliferation
A tumor suppressor gene regulates the cell cycle; an example is
.
Select one:
a. positively, p21
b. negatively, cyclin
c. positively, retinoblastoma
d. negatively, retinoblastoma
e. positively, RAS
Cycle HW due
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cancer stem cells
Chapter 10 Solutions
Biology: The Dynamic Science (MindTap Course List)
Ch. 10.1 - What are the three interrelated systems that...Ch. 10.1 - Prob. 2SBCh. 10.1 - Prob. 3SBCh. 10.1 - Prob. 4SBCh. 10.2 - Compare the chromosome content of daughter cells...Ch. 10.2 - Prob. 2SBCh. 10.2 - Prob. 3SBCh. 10.3 - How does spindle formation differ in animals and...Ch. 10.3 - Prob. 2SBCh. 10.4 - Prob. 1SB
Ch. 10.4 - Prob. 2SBCh. 10.4 - What is an oncogene? How might an oncogene affect...Ch. 10.4 - Prob. 4SBCh. 10.5 - Prob. 1SBCh. 10.5 - Prob. 2SBCh. 10 - During the cell cycle, the DNA mass of a cell:...Ch. 10 - A tumor suppressor protein, p21, inhibits Cdk1....Ch. 10 - A major difference between hereditary information...Ch. 10 - The major microtubule organizing center of the...Ch. 10 - Prob. 5TYKCh. 10 - Which of the following statements about mitosis is...Ch. 10 - Prob. 7TYKCh. 10 - Which of the following statements about cell cycle...Ch. 10 - Which of the following is not a characteristic of...Ch. 10 - Which of the following does not accurately...Ch. 10 - In bacteria: a. several chromosomes undergo...Ch. 10 - Prob. 12TYKCh. 10 - Discuss Concepts A cell has 38 chromosomes. After...Ch. 10 - Prob. 14TYKCh. 10 - Prob. 15TYKCh. 10 - Apply Evolutionary Thinking The genes and proteins...Ch. 10 - Biologists have long been interested in the...Ch. 10 - Prob. 2ITD
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- Which of the following describes the most likely property of cancer cells, other than un- controllable division? A inability of chromosomes to align during the metaphase B с D alteration of the cell cycle sequence inability to undergo apoptosis inability to form spindle fibersarrow_forwardA tumor suppressor gene ___regulates the cell cycle; an example is _____. Select one: a. negatively, cyclin b. positively, retinoblastoma c. positively, p21 d. negatively, retinoblastoma e. positively, RASarrow_forwardWhich of these is a characteristic of cancer cells? a. They do not exhibit contact inhibition. b. They lack specialization. c. They have abnormal chromosomes. d. They fail to undergo apoptosis. e. All of these are correct.arrow_forward
- Which of the following are charcteristics you would expect of a circulating tumor cell that has undergone Epithelial-Mesenchymal Transition (select all that apply)? A. Increased N-cahedrin expression B. Increased resistance to apoptosis C. Loss of ability to secrete fibronectin D. High cytokeratin expression E. Elevated PDGF Receptor Expressionarrow_forwardCancer cells can secrete factors which promote the formation of new blood vessels. The formation of the new blood vessels in this manner is called Select one: O a. carcinogenesis O b. angiogenesis O c. metastasis O d. apoptosis O e. contact inhibitionarrow_forwardCancer cells are distinguished from other normal cells by (select all that apply!): a. having abnormal nuclei. b. inducing angiogenesis. ☐ c. dividing uncontrollably. d. having mutations in their tumor-suppressor genes.arrow_forward
- Which of the following is typical of cancer cells? A. The parent cell of the tumor contains a single mutation in a single checkpoint gene. B. Malignant cells migrate. C. Cancer cells lose the ability to divide. D. Products of oncogenes inhibit mitosis E. Benign tumors invade normal tissue.arrow_forwardWhich of the following proteins would least likely promote arrest of cell division or apoptosis? Select one: a. p21 b. superoxide c. retinoblastoma d. p53 e. cyclinarrow_forwardAssuming that apoptosis fails and the cell continues through several cell cycles... what would the repercussions of this be? A. a tumor (possibly malignant) may develop- result of cells actively dividing when they are not supposed to B. organ failure C. too many cells would be in G0 and not carrying out daily functions D. too many mutated cells would be in the body and the body would shut downarrow_forward
- Focal adhesions ________. a. have been implicated in cell locomotion b. contain integrins that develop transient interactions with the extracellular matrix c. collect information about the chemical properties of the extracellular environment d. transmit information to the cell interior that may lead to changes in cell adhesion, proliferation or survival e. All of these are correct.arrow_forwardWhich of the following proteins would least likely promote arrest of cell division or apoptosis? Select one: a. superoxide b. p21 c. cyclin d. retinoblastoma e. p53 "cle HW due ov 3rd at 5pm Jump to... ( Next page cancer stem cellsarrow_forwardWhich of the following is a change to the CdK/cyclin system that could result in cell division followed by cell death? Group of answer choices A. Increased production of CdK B. Decreased production of cyclin during G2 C. Increased production of cyclin during G2 D. Cyclin not broken down by mitosis E. Breakdown of CdK by mitosisarrow_forward
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