Or, if youâre sore all over, do a light workout on an elliptical machine or in the pool, suggests Jaime Edelstein, DScPT, CSCS, a physical therapist at the Hospital for Special Surgery in New York City. Of course, moving your muscles isnât the only way to keep them pain-free. Try these other ways to ease aches:
The nitrogen cycle reflects a more intimate side of energy needs, via its central role in the production of food. It is one of the places where the chemistry of the Earth and life come together, as plants extract nitrogen from their environment, including the air, to make food.
Nitrogen is an essential part of amino acids and nucleic acids both of which are essential to all life. Specific bacteria (e.g. Rhizobium trifolium) possess nitrogenase enzymes which can fix atmospheric nitrogen (see nitrogen fixation) into a form (ammonium ion) which is chemically useful to higher organisms.