Give reasons for the following statements.
Radiation kills the cancer cells.

Explanation

### Step-by-Step Text Solution:

1. **Understanding Cancer Cells**:
- Cancer cells are abnormal cells that divide uncontrollably. Unlike normal cells, which grow and divide in a regulated manner, cancer cells proliferate without the usual checks and balances, leading to the formation of masses known as tumors.

2. **Mechanism of Radiation Therapy**:
- Radiation therapy is a common treatment for cancer. It works by using high doses of radiation to target and kill cancerous cells. The primary mechanism through which radiation kills these cells is by damaging their DNA.

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