colourless crystalline compound. Any of several bases that are derivatives of purine; a colorless crystalline organic base containing nitrogen; the parent compound of various biologically important substances.

To guide or explain something, e.g. a town.

likely or prone to be affected by. conditionally upon. What a book, article etc. is about; theme. To cause to suffer or experience something.

salt or ester of phosphoric acid. Salt of phosphoric acids.

Clearly different in nature from something else.

have or hold within.

begin or be reckoned from particular point in time or space.

The way in which the parts of a system or object are arranged or organized, or a system arranged in this way. To plan, organize, or arrange the parts of something.

way that constitutes or serves as path.

having acquired much knowledge through study. To get knowledge or skills by study or experience.

expressive. Idea or thing represented by words or sentences. To intend to do something in particular.

assembled or made from whatever is available, and so unlikely to be of highest quality. A small cut or mark on a surface. score or mark surface of something with sharp or pointed object.

Any of various compounds consisting of a nucleoside combined with a phosphate group and forming the basic constituent of DNand RNA.

Careful plan or method for achieving a goal. Branch of military dealing with command.

(Of a person) well-known and highly respected. To make something clearly different from others.