Answer:

In metastasis, cancer cells break away from where they first formed (primary cancer), travel through the blood or lymph system, and form new tumors (metastatic tumors) in other parts of the body. The metastatic tumor is the same type of cancer as the primary tumor. In my own words cancer is from what we are eaten foods and simple pain or sick that becoming severe or it can damage some cells that can caused different sick that we are not seen or care before.

Explanation:

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