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प्रश्न
- How is a tumor formed in the body?
- What are the two types of tumor?
- Which of these under goes metastasis?
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उत्तर
- Abnormal, uncontrolled and purposeless division of cells may lead to the formation/ development of mass of undifferentiated cells called tumor.
- The two types of tumor are benign and malignant.
- Malignant tumor undergoes metastasis.
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