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

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 ...

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 ...

Organelles in cells were originally often independent cells, which were incorporated by host cells and lost their independence in the course of evolution. A team of biologists headed by Professor Dr.