When dividing cells copy their DNA, mistakes can — and do — occur. To compensate, cells have a built-in system to correct these errors. That correction process isn’t thoroughly understood, but researchers are piecing it together bit by bit.
When dividing cells copy their DNA, mistakes can — and do — occur. To compensate, cells have a built-in system to correct these errors. That correction process isn’t thoroughly understood, but researchers are piecing it together bit by bit.