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