The two main functions are replication and expression.
<span>The answer is true, professionalization of science is due to specializing the field of science. Science was a key factor that enhances our world today. It is by the help of the scientist and professionals who invented things that are thought by us. Scientists before are specializing science which helped them analyze their hypothesis until they will get into their conclusions. Specializing this became a profession to a lot of those scientist to pursue and invent more.</span>
Producers (PLANTS) convert solar energy into chemical energy(energy-stored in carbohydrate) by photosynthesis , this food prepared or the plant is eaten by animals which are eaten by other animals, in this way energy is being transfered and it all started by the producers