Answer:
Stars produce energy from nuclear reactions, primarily the fusion of hydrogen to form helium. These and other processes in stars have lead to the formation of all the other elements.
HYDROGEN
Explanation:
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More protons in the inter membrane space of the mitochondrial than in the mitochondrial matrix is what contributes to the creation of the proton gradient.
Vitamins are not a source of energy because they are essential nutrients that the body needs. Vitamins are needed to help the body function, they are not direct energy but they help it to break down fats, proteins, and carbs into sugars and enzymes that help it to improve.
Answer: These specialized groups are collectively called the classification of living things. The classification of living things includes 7 levels: kingdom, phylum, classes, order, families, genus, and species . The most basic classification of living things is kingdoms. Currently there are five kingdoms.
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