According to the original central dogma, what macromolecule or phenomenon is directly responsible for an organism's phenotype?

oceans

indian ocean

pacific ocean

atlantic ocean

arctic ocean

southern ocean

i'm thinking (a) to keep sand in place; ////////////

explanation: a sand fence or sandbreak, like a snow fence, is used to force windblown, drifting sand to accumulate in a desired place. sand fences are employed to control erosion, sand dune stabilization, keep sand off roadways, and to recruit new material in desert areas.