Aniline
(Science: chemistry) An organic base belonging to the phenylamines. It may be regarded as ammonia in which one hydrogen atom has been replaced by the radical phenyl. It is a colourless, oily liquid, originally obtained from indigo by distillation, but now largely manufactured from coal tar or nitrobenzene as a base from which many brilliant dyes are made.
See: anil.
This tutorial elaborates on the physical development of humans, particularly from puberty to adulthood. Read this tutori..
Freshwater ecology focuses on the relations of aquatic organisms to their freshwater habitats. There are two forms of co..
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,..
Homeostasis is the relatively stable conditions of the internal environment that result from compensatory regulatory res..
Some of the body movements can be controlled at will, others cannot. The body has a motor program, which is the pattern ..
Plants and animals need elements, such as nitrogen, phosphorus, potassium, and magnesium for proper growth and developme..
