Describe the causes of cancer.

Explanation

### Step-by-Step Solution to Describe the Causes of Cancer

1. **Understanding Cancer**:
- Cancer is defined as the uncontrolled division of somatic (body) cells. This uncontrolled growth leads to the formation of tumors.

2. **Types of Tumors**:
- There are two main types of tumors:
- **Benign Tumors**: These are non-harmful tumors that do not spread throughout the body.
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