Structure of proteins

The structure and arrangement of polypeptide chains affects the spatial structure of...

DNA

Carrier of genetic information in cells.

Covalent bonds in benzene molecules

In benzene there are sigma bonds and delocalised pi bonds between carbon atoms.

Amino acids

Amino acids are the monomers of proteins.

Formic acid (methanoic acid) (HCOOH)

Formic acid is the simplest carboxylic acid.

RNA

A polynucleotid made up of phosphoric acid, ribose, and nucleobases (cytosine, uracil,...

Stearic acid (octadecanoic acid) (C₁₇H₃₅COOH)

Solid, white substance, a constituent of vegetable oils and animal fats.

Cellulose (C₆H₁₀O₅)n

The building material of the cell walls and fibres of plants.

Saccharose (sucrose) (C₁₂H₂₂O₁₁)

A white, water-soluble, sweet compound known as sugar.

Haemoglobin

Oxygen carrier protein in our red blood cells.

Lactose (C₁₂H₂₂O₁₁)

A type of sugar found in mammalian milk.

Polymerisation of ethene

Polymerised ethylene is known as polyethylene, a type of plastic.

Oil refinery

The products of oil refining include diesel oil, petrol and lubricants.

Conformations of ethane

The staggered conformation of ethane is more stable than the eclipsed conformation.

Secondary structure of proteins

Polypeptide chains are composed of amino acids and can appear in alpha-helix or...

Oil molecule

Triglycerides containing unsaturated fatty acids are liquid at room temperature.

Fat molecule

Three saturated fatty acid molecules linked to a glycerol molecule.

Optical isomerism

Mirror image isomers of asymmetrical shapes and solids are non-superimposable.

Fullerene (C₆₀)

A crystalline allotrope of carbon which was discovered at the end of the 1980s.

Graphite

One of the crystalline allotropes of elemental carbon.

Added to your cart.