The cell chemistry

Define: Diffusion

• The movement of WATER from areas of high concentration to areas of low concentration.

• The movement of molecules from an area of high concentration to an area of low concentration.

• Small molecules that make up proteins.

Define: Enzyme

• The movement of molecules from an area of high concentration to an area of low concentration.

• Type of protein that speeds up chemical reactions in living things.

• Any substance that cannot be broken down into simpler substances.

Define: Nucleic Acids

• Very long organic molecules made of Carbon, Hydrogen, Oxygen, Nitrogen and Phosphorus.

• An energy-rich organic compound such as fat.

• Small molecules that make up proteins.

Define: Carbohydrate

• The chemical combination of two or more elements.

• Any substance that cannot be broken down into simpler substances.

• An energy-rich organic compound such as sugar.

Define: Osmosis

• Large organic molecules that are made of amino acids.

• The movement of WATER from areas of high concentration to areas of low concentration.

• Rhubarb

• The movement of molecules from an area of high concentration to an area of low concentration.

Define: Proteins

• Large organic molecules that are made of amino acids.

• Any substance that cannot be broken down into simpler substances.

• The movement of WATER from areas of high concentration to areas of low concentration.

Define: Lipid

• Type of protein that speeds up chemical reactions in living things.

• Any substance that cannot be broken down into simpler substances.

• An energy-rich organic compound such as fat.

Define: Compound

• an open area enclosed by a fence, for example around a factory or large house or within a prison.

• Any substance that cannot be broken down into simpler substances.

• Small molecules that make up proteins

• The chemical combination of two or more elements.

Define: Amino Acids

• Small molecules that make up proteins

• An energy-rich organic compound such as sugar.

• Type of protein that speeds up chemical reactions in living things.

Why is water important?

• It is not a good solvent.

• Cohesiveness.

• It has not a high specific heat.