Diets & Weight Loss

Benign

Not containing cancerous cells

Question: What is the difference between a benign and a malignant tumor? 1. Benign tumors do not metastasize; malignant tumors do. 2. Benign tumors are composed of cancer cells; malignant tumors are not. 3. Benign tumors are classified as sarcomas; malignant tumors are leukemias. 4. Benign tumors cannot kill you; malignant tumors can. 5. Benign tumors are not the result of a failure of a cell-cycle control system; malignant tumors are.

Answer: 1- u'r point is right. 2- Benign tumors are not composed of cancer cells, but malignant tumors are composed of cancer cells. 3- no no, only malignant tumors are furthur classified into carcinomas ( derived from epithelial cells) , sarcomas ( derived from connective tissue) , lymphomas n leukemias ( derived from blood n lymphatic tissue). 4- u'r point is right. 5- Both these tumors are result of failure of cell-cycle cotrol.

 


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