The standard eukaryotic cell cycle consists of four phases ... regulation converged when scientists realized that different model organisms shared the same molecules. See how data from frogs ...

Eukaryotic cells form the foundation of complex ... that the origins of eukaryotic complexity may be more nuanced than the traditional endosymbiotic model alone can explain. Some prokaryotes, such as ...

“Our model is one potential model—it may be wrong ... offering new clues about the relationship between these microbes and the rise of early eukaryotic cells, many researchers tell The Scientist it’s ...

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 ...

The Golgi apparatus transports and modifies proteins in eukaryotic cells. How have scientists studied ... These observations suported the vesicular transport model originally developed and ...

Eukaryotic cells contain a large number of functional sub-units, so-called organelles. They perform important functions within the cell. Some organelles were independent, single-celled organisms ...