Caffeine
(Science: chemical) a xanthine derivative that elevates camp levels in cells by inhibiting phosphodiesterases.
A bitter alkaloid found in coffee and tea that is responsible for their stimulating effects.Caffeine is a diuretic that stimulates the central nervous system, and can be found in cocoa beans.
Caffeine (Science: chemical) a xanthine derivative that elevates camp levels in cells by inhibiting phosphodiesterases. A bitter alkaloid found in coffee and tea that is responsible for their stimulating effects.Caffeine is a diuretic that stimulates the central nervous system, and can be found in cocoa beans...
This tutorial looks at the relationship between organisms. It also explores how energy is passed on in the food chain an..
Plants in lentic habitats have features not found in terrestrial plants. They acquired these features as they adapt to t..
Apart from vitamins, the human body also requires high energy sources such as carbohydrates and fats. If you want an ove..
Learn how the way genes control and determine every aspect of the body. This lesson uses lac operon as an example. ..
..
Mātauranga Māori is the living knowledge system of the indigenous people of New Zealand, including the relationships t..
Animals adapt to their environment in aspects of anatomy, physiology, and behavior. This tutorial will help you understa..
