STEVE GSCHMEISSNER / SCIENCE PHOTO LIBRARY STEVE GSCHMEISSNER / SCIENCE PHOTO LIBRARY
Breast cancer cell. Coloured scanning electron micrograph (SEM) of a breast cancer cell (centre). This rounded cell has an uneven surface with many protrusions. Typically, cancer cells are large and they divide rapidly in a chaotic manner. Clumps of these cells form tumours which can invade and destroy surrounding tissues. Breast cancer is the most common form of cancer in women. Magnification unknown.
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