Element Groups in Living Things

Living things are built from elements found on the periodic table. This page focuses on the elements that make up organisms and how they are grouped in biology.

These organismal elements are usually divided into major, minor, and trace categories. Major elements make up most of the mass of living...

The periodic table is a common reference in chemistry, where all known elements are arranged by increasing atomic number.

An element’s symbol is usually one or two letters and often comes from its English name or from its Latin or German name. For example, sodium is abbreviated as Na, from the Latin word natrium.

Out of the 92...