Stas-Otto method A method of extraction of alkaloids from plants and animal bodies: the substance is digested in alcohol and tartaric acid, the fatty and resinous matters are precipitated with water, the fluid is made alkaline, and the alkaloids are extracted with ether or chloroform...
The Earth's ecosphere was rapidly changing and throwing up a wide range of ecological niches that new adaptive organisms..
The blood sugar level is regulated by two hormones. The mechanism behind this type of negative feedback control is descr..
Human Neurology deals essentially with the nervous system of humans. It also features the various theories put forward b..
Organisms employ different strategies to boost its defenses against antigens. Humans have an immune system to combat pat..
This tutorial deals with the structure and function of flowers, fruits, and seeds. Also included here are the types of f..
The human body is capable of regulating growth and energy balance through various feedback mechanisms. Get to know the e..
