What is the direct source of energy for phototrophs

Affordable trough is an organism that is capable of oxidizing its electron donor by using light energy. it is a first prefix when addressing this organism, they can be; phototrophs we choose lie to oxidize or they can be camel troughs which use chemical energy to oxidize their electron donor. If you type in nutritional group into your search engine than you should find that information.

Correct answer would be sunlight