A phytoplankton almost as old as Earth—about 3 billion years compared to the planet’s 4.5 billion years—still holds secrets, including how it can survive starvation in the most nutrient-deficient oceans. Synechococcus is the most geographically diverse of three phytoplankton species, contributing to a quarter of the oceans’ primary production and appearing in both frigid polar waters and warm tropical seas.
Click here for original story, Marine phytoplankton gets by with a little help from its bacteria friends
Source: Phys.org