Assertion: tumor's cell | /r/CapableOf | become damaged
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Source sentences:
text: When cells grow old or become damaged, they die, and new cells take their place.
text: One theory suggests that the cells in the bone marrow, the stem cells, become damaged or defective, so when they reproduce to make more cells, they make abnormal cells or cancer cells.
text: One theory suggests that the cells in the bone marrow, the stem cells, become damaged or defective, so when they reproduce to make more cells, they make abnormal cells or cancer cells.
text: These cells can become old, damaged or no longer needed.
text: ﻿ ﻿ Cancer cells also fail to listen to signals that tell them to stop growing or commit cell suicide (apoptosis) when the cells become old or damaged.
text: ﻿ Cancer cells also fail to listen to signals that tell them to stop growing or commit cell suicide (apoptosis) when the cells become old or damaged.