Unformatted text preview: 9/12/2014 Lecture 13 Quiz: BIOL-1010-003 Lecture 13 Quiz
Due Aug 5 at 11:59pm Points 10 Attempt History Questions 10 Available Jul 30 at 12am Aug 5 at 11:59pm 7 days Time Limit 15 Minutes Attempt Time Score LATEST Attempt 1 15 minutes 7 out of 10 Score for this quiz: 7 out of 10
Submitted Aug 5 at 11:29pm
This attempt took 15 minutes. Question 1 1 / 1 pts What happens to a telomere in cancer cells? the telomeres are rebuilt and the cell undergoes apoptosis the telomeres are broken down and the cell grows out of control the telomere inhibits cyclin and causes cell to grow out of control Correct! the telomeres are rebuilt by the enzyme telomerase the telomeres are broken down by the enzyme telomerase Question 2 0 / 1 pts Which of the following is an example of a benign tumor? Sarcoma in the bone tissue Correct Answer Melanoma (melanocyte cancer) in the skin Pancreatic carcinoma in the lymphatic system Basal cell carcinoma (skin cancer) in the kidneys You Answered Astrocytoma (neuroglia cancer) in the blood Question 3 0 / 1 pts Cancer can arise through a combined effect of ______________ and _____________. Correct Answer oncogenes; mutated tumor suppressor genes mutated tumor suppressor genes; protooncogenes You Answered tumor suppressor genes; oncogenes tumor suppressor genes; protooncogenes 1/3 9/12/2014 Lecture 13 Quiz: BIOL-1010-003 caretaker genes; tumor suppressor genes Question 4 1 / 1 pts Which is of the following is cancer of the blood? Basal cell carcinoma Sarcoma Melanoma Carcinoma
Correct! Leukemia Question 5 1 / 1 pts Which of the following procedures is used to induce apoptosis in cancer cells by only damaging their DNA? Stem cell replacement Correct! Radiation Therapy Chemotherapy drugs Surgery Hormone Therapy Question 6 1 / 1 pts Which of the following is a type of skin cancer that causes a discoloration and is usually associated with moles? Basal cell carcinoma Sarcoma Correct! Melanoma Leukemia Carcinoma Question 7 1 / 1 pts Which of the following is not a characteristic of cancer cells? No contact inhibition 2/3 9/12/2014 Lecture 13 Quiz: BIOL-1010-003 Uncontrolled growth Abnormal chromosomes Some have no apoptosis Correct! Cells are specialized Question 8 1 / 1 pts Which of the following statements is true? Correct! Angiogenesis provides nutrients to cancer cells by creating new blood vessels Angiogenesis prevents nutrients from reaching cancel cells by blocking blood vessels Angiogenesis generates new cancer cells by mutating DNA Angiogenesis supplies new pathways for cancer cells to invade tissues Question 9 1 / 1 pts Which of the following is not true? When DNA is damaged beyond repair, cells are induced to undergo apoptosis Certain organs and parts of the human body need apoptosis to form correctly Apoptosis keeps the number of somatic cells in check in a multicellular organism Correct! All cancer cells have lost the ability to undergo apoptosis Question 10 0 / 1 pts Which of the following is an example of a tumor suppressor gene? a gene that inhibits the cell cycle and prevents apoptosis You Answered a gene that promotes the cell cycle and prevents apoptosis a gene that transposes other segments of DNA into other genes a gene that promotes the cell cycle and stimulates apoptosis Correct Answer a gene that inhibits the cell cycle and stimulates apoptosis Quiz Score: 7 out of 10 3/3 ...
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