Biochimie de la cellule

Overview Elements are the smallest units of matter that cannot be broken down further by chemical processes. There are 118 known elements, but not all of …

Functional groups are a group of atoms with characteristic properties, which when linked to the carbon skeleton of a molecule, alter the properties of …

The word polymer is derived from the Greek words “poly” which means “many” and “mer” which means “parts”. …

Overview Lipids are a group of structurally and functionally diverse organic compounds that are insoluble in water. Certain classes of lipids, such as …

Lipids include a diverse group of compounds that are largely nonpolar in nature. This is because they are hydrocarbons that include mostly nonpolar …

Carbohydrates are an essential part of the diet in humans and animals. Grains, fruits, and vegetables are natural sources of carbohydrates that provide …

Nucleic acids are the most important macromolecules for the continuity of life. They carry the cell's genetic blueprint and carry instructions for its …

Atoms and molecules interact through bonds (or forces): intramolecular and intermolecular. The forces are electrostatic as they arise from interactions …

Noncovalent attractions are associations within and between molecules that influence the shape and structural stability of complexes. These interactions …

The potential of hydrogen (pH) is a measure of the acidity or basicity of a water-based solution determined by the concentration of hydronium ions (H3O+). …

The bonds of adenosine triphosphate (ATP) can be broken through the addition of water, releasing one or two phosphate groups in an exergonic process …