And on Monday afternoon, Jamaican sprinter Bolt spent time reviewing the pictures and retweeting them to his more than 3.5million followers. Lightning fast: Usain Bolt strikes a familiar pose after winning the Olympic 100m gold medal. He also added tongue-in-cheek words of encouragement to his young fans on the social network, describing their efforts as epic, sweet, perfect and saying one was a natural.
Enzymes are special types of proteins. Like all proteins, enzymes are made from strings of amino acids. The function of the enzyme is determined by the sequence of amino acids, types of amino acids, and the shape of the string.
Overview. An enzyme is a protein that speeds up the rate at which a chemical reaction occurs. Enzymes are substrate specific, meaning that each type of enzyme has a specific type of molecule that it affects.The human body needs enzymes to influence the rates at which biological processes occur.A number of diseases occur due to insufficient quantities of specific enzymes.nzymes are substrate specific, meaning that each type of enzyme has a specific type of molecule that it affects. The human body needs enzymes to influence the rates at which biological processes occur. A number of diseases occur due to insufficient quantities of specific enzymes.