Plant a seed and, if the conditions are right, the seed grows. The process seems simple enough at first glance and is something many of us may feel like we learned in elementary school.

US scientists have bioengineered the octopus pigment xanthommatin in bacteria, producing 1,000 times more material than traditional methods.

Within each cell, there is a constant struggle between life-sustaining molecules and molecules that could hasten its demise.