Colorless poisonous gas; made by the oxidation of methanol.

Colorless water-soluble glutinous protein.

number equivalent to product of hundred and ten.

Shot using weak disease cells to stop same disease.

expressive. Idea or thing represented by words or sentences. To have a particular intention or value.

any of class of nitrogenous organic compounds. Groups of molecules made from amino acids.

Type of protein that is often used in skin cream and in plastic surgery because it makes skin look younger.

action or method of storing something for future use.

cause egg, female animal, or plant to develop new individual by introducing male reproductive material.

feel sure something is true.

machine with rapidly rotating container that applies centrifugal force to its contents. subject to action of centrifuge.

To stop something from happening or existing.

Cooked until firm but with a soft consistency. make one's way quickly or awkwardly up steep gradient.

infective agent that is able to multiply only within the living cells of a host. Living organisms that causes disease or sickness.

So as to express the exact meaning of something.