DNA

• DNA stands for deoxyribonucleic acid
• DNA is the chemical that all genetic material in a cell is made up from
• DNA contains genetic information
• DNA is found in the nucleus of animal and plant cells, in structures named chromosomes
• chromosomes usually come in pairs
• DNA is a polymer. it is made up of two strands coiled together in the shape of a double helix
• a gene is a small section of DNA found on a chromosome
• each gene codes for a particular sequence of amino acids which are put together to make a specific protein
• only 20 amino acids are used, but make up thousands of different proteins
• DNA determines what proteins a cell produces
• DNA determines what type of cell a certain cell is
• genome is the term given to the entire set of genetic material in an organism