Question 1

Angiogenesis contributes to carcinogenesis because it

Accepted Answer

A)   allows tumor cells to spread to other parts of the body.
B)   causes blood vessels to grow into the tumor.
C)   allows tumor cells to invade underlying tissues.
D)   causes additional mutations to occur in tumor cells.
E)   causes apoptosis in tumor cells.

Question 2

If tumor cellshave afaulty, nonfunctional proteinase, they will be unable to undergo which of the following processes?

Accepted Answer

A)   mitosis
B)   mutations
C)   metastasis
D)   apoptosis
E)   angiogenesis

Question 3

Which of the following is mismatched?

Accepted Answer

A)   interphase - shortest stage of the cell cycle
B)   S stage - DNA synthesis
C)   M stage - mitosis and cytokinesis
D)   G 1 stage - cell grows in size and cell organelles increase in number
E)   G 2 stage - metabolic preparation for mitosis

Question 4

Chromatin wrapped around histones form a bead-like structure known as a

Accepted Answer

A)   nucleotide.
B)   the chromatin network.
C)   centrosome.
D)   nucleosome.
E)   mesosome.

Question 5

Losing weight can reduce an obese person's risk for cancer by up to 40%.

Accepted Answer

A) True 
 B)False

Question 6

Nuclear division occurs during

Accepted Answer

A)   M phase
B)   G 1 and S phases
C)   S and G 2 phases
D)   G 2 and M phases
E)   G 0 phase

Question 7

Proto-oncogenes function by preventing cells from dividing uncontrollably.

Accepted Answer

A) True 
 B)False

Question 8

Which of the following represents the phases of mitosis in their proper sequence?

Accepted Answer

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

Question 9

Which cancer therapy can lead to side effects such as nausea and hair loss?

Accepted Answer

A)   chemotherapy
B)   surgery
C)   hormonal therapy
D)   drug therapy
E)   All of these can lead to nausea and hair loss.

Question 10

Some of the drugs used in chemotherapy work by

Accepted Answer

A)   increasing telomeres.
B)   preventing spindle formation.
C)   producing kinases.
D)   inhibiting cytokinesis.
E)   causing cells to divide quickly.

Question 11

Rebecca has a tumor in her ovaries. She recently underwent a series of tests and is returning to the doctor to find out the results.Which of the following would be the best news that Rebecca could receive from her doctor?

Accepted Answer

A)   It is a benign tumor.
B)   The cells are cancerous and are in situ.
C)   It is a malignant tumor.
D)   It is malignant ovarian cancer.
E)   The tumor has metastasized and invaded neighboring tissue.

Question 12

If a cell has 46 chromosomes at the beginning of mitosis, then at the end of anaphase there would be a total of

Accepted Answer

A)   23 chromatids.
B)   23 chromosomes.
C)   46 chromatids.
D)   46 chromosomes.
E)   92 chromosomes.

Question 13

Cancer will occur if one copy of a mutant tumor suppressor gene is inherited.

Accepted Answer

A) True 
 B)False

Question 14

A protein that promotes apoptosis would be considered a(n)

Accepted Answer

A)   oncogene.
B)   proto-oncogene.
C)   tumor suppressor.
D)   mutant tumor suppressor.
E)   signal transduction pathway protein.

Question 15

If cancer is discovered at an early stage, which treatment method is most often used?

Accepted Answer

A)   surgery
B)   radiation
C)   chemotherapy
D)   hormonal therapy
E)   drug therapy

Exam 8: Cellular Reproduction

If a cell has 46 chromosomes at the beginning of mitosis, then at the end of anaphase there would be a total of

Correct Answer
verified

Proto-oncogenes function by preventing cells from dividing uncontrollably.

Correct Answer
verified

Which of the following is mismatched?

Correct Answer
verified

Nuclear division occurs during

Correct Answer
verified

Losing weight can reduce an obese person's risk for cancer by up to 40%.

Correct Answer
verified

Which of the following represents the phases of mitosis in their proper sequence?

Correct Answer
verified

Chromatin wrapped around histones form a bead-like structure known as a

Correct Answer
verified

Angiogenesis contributes to carcinogenesis because it

Correct Answer
verified

A protein that promotes apoptosis would be considered a(n)

Correct Answer
verified

Cancer will occur if one copy of a mutant tumor suppressor gene is inherited.

Correct Answer
verified

Some of the drugs used in chemotherapy work by

Correct Answer
verified

Which cancer therapy can lead to side effects such as nausea and hair loss?

Correct Answer
verified

If tumor cellshave afaulty, nonfunctional proteinase, they will be unable to undergo which of the following processes?

Correct Answer
verified

Rebecca has a tumor in her ovaries. She recently underwent a series of tests and is returning to the doctor to find out the results.Which of the following would be the best news that Rebecca could receive from her doctor?

Correct Answer
verified

If cancer is discovered at an early stage, which treatment method is most often used?

Correct Answer
verified

Exam 8: Cellular Reproduction

If a cell has 46 chromosomes at the beginning of mitosis, then at the end of anaphase there would be a total of

Correct AnswerverifiedShow Answer

Proto-oncogenes function by preventing cells from dividing uncontrollably.

Correct AnswerverifiedShow Answer

Which of the following is mismatched?

Correct AnswerverifiedShow Answer

Nuclear division occurs during

Correct AnswerverifiedShow Answer

Losing weight can reduce an obese person's risk for cancer by up to 40%.

Correct AnswerverifiedShow Answer

Which of the following represents the phases of mitosis in their proper sequence?

Correct AnswerverifiedShow Answer

Chromatin wrapped around histones form a bead-like structure known as a

Correct AnswerverifiedShow Answer

Angiogenesis contributes to carcinogenesis because it

Correct AnswerverifiedShow Answer

A protein that promotes apoptosis would be considered a(n)

Correct AnswerverifiedShow Answer

Cancer will occur if one copy of a mutant tumor suppressor gene is inherited.

Correct AnswerverifiedShow Answer

Some of the drugs used in chemotherapy work by

Correct AnswerverifiedShow Answer

Which cancer therapy can lead to side effects such as nausea and hair loss?

Correct AnswerverifiedShow Answer

If tumor cellshave afaulty, nonfunctional proteinase, they will be unable to undergo which of the following processes?

Correct AnswerverifiedShow Answer

Rebecca has a tumor in her ovaries. She recently underwent a series of tests and is returning to the doctor to find out the results.Which of the following would be the best news that Rebecca could receive from her doctor?

Correct AnswerverifiedShow Answer

If cancer is discovered at an early stage, which treatment method is most often used?

Correct AnswerverifiedShow Answer

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