Bacteria are classified into different groups depending on their shape. There are five distinct bacterial shapes: spherical, rod, spiral, comma, and corkscrew. Bacteria, just like any other living ...

Bacteria are among the smallest living things. A single bacterium consists of just one cell. Not all bacteria are harmful. There are different unicellular organisms and types of bacteria.

Bacteria are among the smallest living things. A single bacterium consists of just one cell. Not all bacteria are harmful. There are different unicellular organisms and types of bacteria.