why cancer occurs?????????
Answers
Answer:
Gene mutations in cancer cells interfere with the normal instructions in a cell and can cause it to grow out of control or not die when it should. ... Cancer cells are different from normal cells because they: divide out of control. are immature and don't develop into mature cells with specific jobs.
Explanation:
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Answer:
Explanation:
causes of cancer may be due to cause or to exposure to a cancer causing substance . the substance that causes cancers are called carcinogens . it is a carcinogen ay be of chemical that are found in some tabacoo material cause of cancer may be environmental agents viral or genetic factors cancerous cells can form tumors impair the imune system and cause changes that prevent body from functioning regularly cancer cells appear in one area that spread via lymph nodes
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