Examlex
The free radical theory of aging suggests that unstable oxygen molecules cause damage to the structure of cells, increasing with age.
Atoms
The basic units of matter consisting of a nucleus surrounded by electrons, forming the building blocks of all substances.
Element
A pure chemical substance consisting of one type of atom, distinguished by its atomic number.
Electrolytes
Minerals in the body that have an electric charge, such as sodium, potassium, calcium, and magnesium, and are vital for numerous bodily functions including fluid balance and nerve transmission.
Water
Water is a transparent, tasteless, odorless, and nearly colorless chemical substance that is the main constituent of Earth's streams, lakes, and oceans, and the fluids of most living organisms.
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