Advertisements
Advertisements
प्रश्न
How do normal cells get transformed into cancerous neoplastic cells? Elaborate giving three examples of inducing agent.
Advertisements
उत्तर
Transformation of normal cells into cancerous neoplastic cells may be induced by following physical, chemical or biological agents causing DNA damage:
- Ionising radiations like X-rays and gamma rays
- Non-ionizing radiations like UV.
- Chemical carcinogens present in tobacco smoke
- Cellular oncogenes (c-onc) or proto-oncogenes, when activated under certain conditions cause cancer. Viruses with oncogenes can transform normal cells to cancerous cells
APPEARS IN
संबंधित प्रश्न
Explain what is meant by metastasis.
What is cancer?
antiviral proteins released by cells infected by the virus are called ______.
Explain any four therapies used in treatment of cancer.
Which type of cancer affects lymph nodes and spleen?
Blood cancer is called ______.
How is a cancer cell different from a normal cell?
If a patient is advised Anti Retroviral Therapy, which infection is he suffering from? Name the causative organism.
Give the full form of CT and MRI. How are they different from each other? Where are they used?
What is cancer? How is a cancer cell different from the normal cell? How do normal cells attain cancerous nature?
