Unit 1 Biology June 2010

1. Disaccharides can be split by





2. Amylose is an example of a





3. The role of starch is to





4. Proteins are polymers of amino acids joined by peptide bonds formed between the





5. The three-dimensional structure of a protein is held together by





6. DNA consists of mononucleotides joined together by bonds between





7. Water is described as a dipolar molecule because it has a