In sociology and psychology, some definitions include only consciously malignant forms of discrimination. Some definitions of racism also include discriminatory behaviors and beliefs based on cultural, national, ethnic, caste, or religious stereotypes.
A cell is much, much larger than an atom. A typical animal cell might be 10,000 times as wide, long, and tall as a typical atom, or about 1 trillion times the volume of an atom. Another way to arrive at this answer is to consider the fact that cells are made up of atoms, so the atoms must therefore be smaller.
A: Cells are considered the smallest unit of life because they are the smallest components in living things, and some organisms, such as bacteria, are made up of single cells. In addition, each part of the animal body, including blood vessels, organs and skin, is made up of a congregation of cells.