Ethical Issues in Stem Cell Research

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Questions and Answers

Which cells have the capacity to divide and differentiate along different pathways?

  • Receptor cells
  • Stem cells (correct)
  • Skin cells
  • Embryo cells

What is the main characteristic of stem cells that makes them ideal for therapeutic uses?

  • Capacity to divide and differentiate (correct)
  • Expression of genes for skin cells
  • Large family of receptors
  • Ability to detect odorants

In embryonic development, stem cells are necessary for:

  • Detecting odorants
  • Producing zygotes
  • Expressing genes for skin cells
  • Cell division and differentiation (correct)

What is the initial stage in the formation of an embryo through in vitro fertilization (IVF)?

<p>Fertilization of an egg cell by a sperm (B)</p> Signup and view all the answers

Which type of cells are capable of dividing, differentiating, and replacing damaged cells?

<p>Stem cells (B)</p> Signup and view all the answers

What ethical consideration arises from the use of stem cells in biology research?

<p>Human embryo destruction (A)</p> Signup and view all the answers

What is a potential benefit of stem cells according to the text?

<p>Reducing suffering in incurable diseases (A)</p> Signup and view all the answers

Which argument is mentioned in the text regarding the use of embryonic stem cells?

<p>Arguments against their use (A)</p> Signup and view all the answers

What characteristics suggest the beginning of human development according to the text?

<p>The presence of heartbeat (B)</p> Signup and view all the answers

In what process should cord blood be collected according to the text?

<p>At early stages of human activity (C)</p> Signup and view all the answers

What technological advancement led to a greater understanding of cell structure?

<p>Development of electron microscopes (C)</p> Signup and view all the answers

What is a key factor in deciding when life begins according to the text?

<p>The presence of pain receptors (B)</p> Signup and view all the answers

What is the main ethical concern surrounding the use of stem cells?

<p>The early individual killing involved in obtaining stem cells (B)</p> Signup and view all the answers

Which technique is commonly used to obtain stem cells?

<p>Extracting from the new-born embryo (B)</p> Signup and view all the answers

What is a potential consequence of using in vitro fertilization (IVF) for obtaining stem cells?

<p>Vulnerability and unethical exploitation of women (A)</p> Signup and view all the answers

In the context of stem cells, what argument is made against the use of eggs supplied by women for treatment purposes?

<p>It results in the unethical exploitation of eggs suppliers (D)</p> Signup and view all the answers

Why are early embryos considered a point of ethical debate in stem cell research?

<p>Some believe they represent a stage where human life begins (A)</p> Signup and view all the answers

What is a common misconception about using sperm in the context of stem cell research?

<p>Sperm plays a role in the development of brain cells for stem research (C)</p> Signup and view all the answers

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