from, existing in, serving, or responsible for a small area, especially of a country

a bone that curves round from your back to your chest

a space inside a living cell, often containing a liquid

a very advanced or developed form or state

the outer covering of a cell

the central part of an atom, usually made up of protons and neutrons

having parts that are close together so that it is difficult to go or see through

the substance inside a cell which surrounds the cell's nucleus (= central part)

a soft, sweet, slightly solid food made by boiling fruit juice with sugar

an organ of the body that produces chemicals that influence activities such as growth, and that has an important effect on health

a long tube through which food travels while it is being digested after leaving the stomach

the tube in the body that carries food from the mouth to the stomach

the organs in your body involved with the digestion of food

to consist of or to be made up of

either of a pair of small organs in the body that remove waste matter from the blood and produce urine

a thin sheet of a substance on top of a surface, or a level of material that is different from the material on either side

a group of related cells that forms larger parts of animals and plants

the mixture you get when two or more things are combined

wood that has been prepared for building

a mixture of sand, water, and cement or lime that is used to fix bricks or stones to each other when building walls

a part of the body of a person, animal, or plant that performs a special job