Explanation:
multicellular organisms rely on mitochondria & getting food supplies by bloodstream...
An example would be plants, because they produce their own FOOD. And don't need someone feeding it. This is called photosynthesis
Answer:
Nitrogen is converted from atmospheric nitrogen into forms, such as NO2-, in a process called fixation. The majority of nitrogen is fixed by bacteria, a lot of which are symbiotic with plants.
Answer: Fixation
<span>Mesosaurus evolved after Pangaea broke up but before South America and Africa split apart.</span>
