Recent Comments. 1  KDM: Many modern vehicles have specific lifting points where the jack must be placed.... 2  Philip Werner: I definitely can't swing my leg over the back bag. Have to kick my foot as high... 3  Tom Bebee: Just wondering are there any issues with swinging your leg over the bag when mou...
From Wikipedia, the free encyclopedia. Stream metabolism, also known as aquatic ecosystem metabolism in lakes, can be expressed as net ecosystem productivity (NEP), the difference between gross primary productivity (GPP) and ecosystem respiration (ER).
For example, metabolism is one important activity that depends on a specific internal cellular environment. Metabolism is what helps you maintain your body temperature. Many animals such as mammals, birds, and some fishes and insects are endotherms, meaning that they generate heat through their own metabolism.