Over time, the engulfed cell evolved into modern organelles such as mitochondria and, in the case of photosynthetic eukaryotes, chloroplasts. 2 However, new findings suggest that the origins of ...

The first high-resolution, three dimensional (3D) visualization of a complete eukaryotic cell has been revealed. The striking images, which thankfully do not need to be viewed using 3D glasses ...

The fertilized egg has all the mRNA needed for proteins during rapid cell division. What instructions prevent premature mRNA translation before fertilization?

If that’s the case, the traditional model of three life domains—bacteria ... like proteins—structures long associated with eukaryotic cells. “We found an actin protein in that species ...