Tropical rain forest
Tropical dry forest
Tropical dry forest / savannah
Desert
Temperate grassland
Temperate woodland
Temperate deciduous forest
Northwest coniferous forest
Boreal forest
Tundra
Answer:
People, fossils fuels,land,living things
Explanation:
Answer:
A. a protein
Explanation:
Proteins function as enzymes in most of the catalyzing reactions, that increases the rate of reaction within cell.
Proteins are consist of multiple numbers of amino acids and the twisting and folding amino acids provide a unique identity to enzymes. Not all the proteins are enzymes but all the enzymes are proteins.
For example: Trypsin, Pepsin, and Lipases.
Hence, the correct option is "A. a protein".
Plants obtain energy through a process called Photosynthesis, in which the plant takes the suns's energy through the Chlorophyll, which is what makes plants green, and uses it to make sugars out of the carbon dioxide from the air and water.
Hope this helps, and have a nice day!