What process are nutrients distributed to the epidermal cells in dugesia?

Dugesia refers to the genus of dugesiid triclads, which comprises some usual representatives of the class Turbellaria. These usual flatworms are observed in the freshwater habitats of Europe, Africa, Asia, the Middle East, and Australia.  

The digestion tract in Dugesia comprises of a central non-pigmented tubular pharynx. The gut of Dugesia comprises three ramified branches like other triclads. Each of the branches contains ceca that distribute the nutrients to the entire body.  

false because ozone (o3) depletion does not cause global warming, but both of these environmental problems have a common cause: human activities that release pollutants into the atmosphere altering it.

global warming is caused primarily by putting too much carbon dioxide into the atmosphere when coal, oil, and natural gas are burned to generate electricity or to run our cars.

explanation: