MBG307: The Cell Cycle Syllabus Quiz
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MBG307: The Cell Cycle Syllabus Quiz

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@FuturisticPipeOrgan

Questions and Answers

What is a characteristic of cancer cells?

Density-independent inhibition

Which of the following is a feature of normal cell growth?

Anchorage dependence

What is disrupted in cancer, leading to uncontrolled cell growth?

Balance of cell growth and apoptosis

What is a characteristic of cancer cells compared to normal mammalian cells?

<p>Loss of anchorage dependence</p> Signup and view all the answers

Which term describes the phenomenon where normal cells stop dividing when they become crowded?

<p>Density-dependent inhibition</p> Signup and view all the answers

What is the term for the balance between new cell growth and old cell death in normal tissues?

<p>Homeostasis</p> Signup and view all the answers

What type of gene codes for growth factors and is active in actively dividing tissues?

<p>Proto-oncogenes</p> Signup and view all the answers

What is the role of tumor suppressor genes in cell division and cell cycle?

<p>Inhibit and regulate cell proliferation</p> Signup and view all the answers

Which of the following might occur in a cancer cell even without the trigger from a receptor?

<p>Signal cascade activation without trigger from receptor</p> Signup and view all the answers

Which type of viruses can trigger uncontrolled cell division by enabling transformation?

<p>Both DNA and RNA viruses</p> Signup and view all the answers

What is the function of oncogenes?

<p>Produce too much growth factor and over stimulate mitosis</p> Signup and view all the answers

How do oncogenic viruses interfere with the gene sequences that encode proteins involved in the cell cycle?

<p>By interfering with the gene sequences</p> Signup and view all the answers

What is the therapeutic strategy for treating cancer that involves preventing cells from entering the S-phase or blocking the S-phase or M-phase?

<p>Phase-specific chemotherapies</p> Signup and view all the answers

Which of the following is a characteristic of cancer cells?

<p>&quot;Only one daughter&quot;</p> Signup and view all the answers

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