tone
1. The normal degree of vigour and tension, in muscle, the resistance to passive elongation or stretch, tonus.
2. A particular quality of sound or of voice.
3. To make permanent or to change, the colour of silver stain by chemical treatment, usually with a heavy metal.
Origin: Gr. Tonos, L. Tonus
This tutorial describes the different types and causes of brain damage. Find out how genetics, physical injury, lack of ..
There are many environmental factors that arise due to the usage of water in one way or another and for every action tha..
Plants, like animals, produce hormones to regulate plant activities, including growth. They need these hormones to respo..
Homeostasis is essential to maintain conditions within the tolerable limits. Otherwise, the body will fail to function p..
Animals adapt to their environment in aspects of anatomy, physiology, and behavior. This tutorial will help you understa..
The gastrointestinal system breaks down particles of ingested food into molecular forms by enzymes through digestion and..
