Cancer Biology: Angiogenesis and Tumor Development
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Questions and Answers

Which cellular process enables cancer cells to acquire limitless replicative potential?

  • Telomerase activation (correct)
  • Angiogenesis
  • Apoptosis inhibition
  • Metastasis

What is the primary function of the tumour suppressor protein p53?

  • To inhibit apoptosis
  • To induce cell cycle arrest (correct)
  • To stimulate cell proliferation
  • To promote angiogenesis

Which of the following is a characteristic of cancer cells?

  • Growth factor-dependent cell signaling
  • Immortalization (correct)
  • Finite replicative potential
  • Cell cycle arrest

What is the role of the protein RasGTPase in cancer development?

<p>To stimulate cell proliferation (D)</p> Signup and view all the answers

Which of the following is a type of cancer therapy that targets immune system checkpoint inhibitors?

<p>PD-1 checkpoint inhibitor (B)</p> Signup and view all the answers

What is the primary function of the protein BRCA1?

<p>To repair DNA damage (D)</p> Signup and view all the answers

Which of the following is a hallmark of cancer cells?

<p>Self-sufficiency in growth signals (C)</p> Signup and view all the answers

What is the role of the protein VEGF in cancer development?

<p>To induce angiogenesis (C)</p> Signup and view all the answers

Which of the following is a type of cancer therapy that targets telomerase?

<p>Telomerase inhibitors (C)</p> Signup and view all the answers

What is the primary function of the protein Bcl-2?

<p>To inhibit apoptosis (C)</p> Signup and view all the answers

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