Glucose is the main energy source of all cell types.
They are also a great source of fibre and glucose, the main energy source for the brain.
It is also eager to promote the use of gas, which is less polluting than China's main energy source, coal.
Ion-cyclotron waves have been suggested as the main energy source of the solar wind.
Some have suggested that it is blood sugar, which brain cells use as their main energy source and cannot do without for even a few minutes.
It turned out that the ecosystem's main energy source was sulfur compounds emitted by the hot vents, in particular hydrogen sulfide.
China is the world's largest consumer of coal, which is its main energy source, and is responsible for around half the world's coal consumption.
While coal is still the main energy source in Denmark, the country is still one of the world leaders in renewable energy production.
Once this fluid joins the sperm in the ejaculatory duct, fructose acts as the main energy source for the sperm outside the body.
Accordingly, Rep. of Korea has considered nuclear energy as the main energy source since 1970's oil crises.
So it is little surprise that they would disagree over the future of hydrogen, that most basic and ubiquitous of elements, which advocates believe will someday replace oil as the world's main energy source.
