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Cells have more mini 'organs' than once thought—these rogue organelles challenge biology's fundamentals

Think back to that basic biology class you took in high school. You probably learned about organelles, those little "organs" inside cells that form compartments with individual functions. For example, ...
Nature

Where do proteins go in cells? Next-generation methods map the molecules’ hidden lives

The average human cell contains roughly 10,000 different proteins. Existing as several to millions of copies in each cell, proteins mediate all manner of tasks, including chemical transformations, ...