Answer:
Taken from plants by animals.
Explanation:
The following that is not one of the ways that weathered nutrients can return to an ecosystem's environment is: taken from plants by animals.
Answer:
C. A protein’s structure depends on the order of its amino acids.
B) All living things are made of cells.
It is essential because without it plants would have no source of energy. Therefore disrupting the whole food chain.
The Sun is the main cause for our weather, and different season (in different areas where you live it depends on how hot or cold it is also caused by the sun)
Most seasons, like in summer it's hot Also caused by the sun, in winter it snows because the sun is in a different location.