A university student in Northern England is the first to fall prey to the Student Slasher in this intricately constructed, stand-alone novel of suspense and revenge, originally published in the U.K. as Caedmon's Song.
Nitrogen is essential to life on Earth. It is a component of all proteins and it can be found in all living systems. Nitrogen compounds are present in organic materials, foods, fertilizers, explosives and poisons. Nitrogen is crucial to life, but in excess it can also be harmful to the environment.
Functions of nitrogen in plants. 1  Nitrogen is an essential element of all amino acids. 2  Nitrogen is also a component of nucleic acids, which form the DNA of all living things and holds the genetic code. 3  Nitrogen is a component of chlorophyll, which is the site of carbohydrate formation (photosynthesis).