Photosynthesis - the capture of light energy by plants and its transformation into chemical energy.
The original source of almost all energy in an ecosystem is the sun.
Look around, since even a changed ecosystem is still an ecosystem
Look around, since even a changed ecosystem is still an ecosystem.
Proteins provide structure for living organisms. They are also catalysts for almost every biochemical reaction. Without protein catalysts, it could take years for a single sugar molecule to be broken down in a cellular environment.
almost opposite
Sun
Almost everything
Most folks only consider them a true ecosystem if they are self sustaining, which almost all aquariums are not.
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carbon
The sun.
OP almost always stands for "Original Poster" or "Original Part/Piece".