substance produced by living organism which acts as catalyst to bring about specific biochemical reaction. Substance in living things helping chemical change.

Something written from spoken material.

series of actions towards achieving something. Sets of changes that occur slowly and naturally. To deal with official forms in the way required.

need for particular purpose.

educational talk to audience. To speak to someone to show anger or warn them.

medicine that inhibits growth of or destroys microorganisms. Medicines that kill bacteria to fight infections.

of or having special activity or purpose.

process of translating words or text from one language into another.

action or process of making something active or operative.

Hang down..

person who has changed faith or belief. cause to change in form.

A new event related to a previous event.

way that constitutes or serves as path.

Substance which is one of the fundamental constituents of the nucleus of the cell and which forms the supports of the hereditary message.

(of shooting) carried out to protect exposed person from enemy. thing used to protect, decorate, or conceal something else. To report news on TV, radio or in a newspaper.