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प्रश्न
How is a cancer cell different from a normal cell?
उत्तर
Cancer is an abnormal and uncontrolled division of cells that invade and destroy the surrounding tissue, forming a tumour or neoplasm. It is a heterogeneous group of cells, that do not respond to the normal cell division. The cancer cells move to distant parts of bodies such as lungs, bones, liver, skin and brain.
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संबंधित प्रश्न
Name any two techniques that are useful in detecting cancers of internal organs.
How is a cancerous cell different from a normal cell?
Name the main five types of cancer.
- How is a tumor formed in the body?
- What are the two types of tumor?
- Which of these under goes metastasis?
Cancer of the epithelial cells is called ______.
In leukemia both WBCs and RBCs increase in number.
Cancer is related to ______
The immune system of a person is suppressed. In the ELISA test, he was found positive to a pathogen.
- Name the disease the patient is suffering from.
- What is the causative organism?
- Which cells of body are affected by the pathogen?
The interferons are ______.
Immunotherapy these days is one of the most efficient ways of treatment of cancer. The therapy involved activates the immune system and destroys the tumour.
- Write an example of one such biological response modifier used in immunotherapy.
- Why do patients need such substances if immune system is already working in body?
- State what is 'Contact inhibition'.
