The small Caenorhabditis elegans nematode avoids light. While it does not have eyes, some of its cells contain a protein called LITE-1, which warns it of the sun, whose rays are dangerous for the ...
FRANKFURT. In a compost heap, the nematode Caenorhabditis elegans finds a richly laid table: at a length of just one millimeter, the worm feeds on bacteria that decompose organic material. It is ...