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alternative energy
The sun
the sun
the sun
carbohydrates
Mitochondria is main source of energy for all eukayotic cells . Energy is obtained by oxidation of food .
glucose is the source of energy for all living things.
Carbohydrates..they provide energy
The sun and the sunlight are the main things for all living things.
Carbohydrates are the primary source of energy for the body.They are one of the four types of Macromolecules which are: Carbohydrates, Proteins, Nucleic Acids, and Lipids.
Sunlight, and what they eat and the sun
Nuclear fusion starting with hydrogen.