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What's up in
organelles
evolution
Researchers Rethink the Ancestry of Complex Cells
New studies revise ideas about the symbiosis that gave mitochondria to cells and about whether the last common ancestor of all eukaryotes was one cell or many.
developmental biology
Biologists Discover Unknown Powers in Mighty Mitochondria
Mitochondria are most famous as sources of metabolic energy. But by splitting and combining, they can also release chemical signals to regulate cell activities, including the generation of neurons.
cell biology
The Secret Power of the Cell’s Waste Bin
Trash collectors in the cell moonlight at the controls of the genetic machinery.
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