swab
A wad of cotton, gauze, or other absorbent material attached to the end of a stick or clamp, used for applying or removing a substance from a surface.
Dictionary > Swab
You will also like...

Amphibians & Early Reptiles
Obtaining air outside an aquatic environment required species to acquire suitable adaptations, and this was the case of ..

Meiosis – The Genetics of Reproduction
Meiosis is a form of cell division that creates gametes. It is comprised of two divisions that in the end, the resulting..

New Zealand’s Unique Flora
If New Zealand has lots of unique animals, it's also got a whole lot of unique plants. Find out more about some of them,..

Growth Patterns
This tutorial describes the sigmoid curve, annual plant growth, tree growth, human growth, and insect growth as the grow..

The Homo Species
The evolution of the species of the genus "Homo" led to the emergence of modern humans. Find out more about human evolut..

Developmental Biology
Developmental biology is a biological science that is primarily concerned with how a living thing grows and attains matu..