Amolecule that serves to make reactions work enzyme
2. tiny sacs in the cell that may contain starch vesicles
3. packets within the cell cytoplasm that contain digestive enzymes plastid
4. structure within the cell that is responsible for the production of energy mitochondria
5. a small structure within the cell that serves specialized functions lysosome
6. group of flattened sacs that package and export materials out of the cell organelle
7. tiny sacs connected to the er and golgi

This is a typical grassland food web. it is also a small picture of an important cycle on earth: the carbon cycle. describe how the carbon gets into this food web. a) bacteria and fungi, the decomposers, recycle carbon from dead organisms. b) carbon is found in the grass and is passed from one level to the next in this food web. eliminate c) all living things give off carbon dioxide as a by-product of respiration and it is released into the atmosphere. d) plants use carbon dioxide as a reactant in photosynthesis, to make usable chemical energy in the form of a sugar.