OCR Biology 'Proteins and Amino acids' 5.0 / 5 based on 1 rating ? BiologyBiological moleculesBiological molecules, organic chemistry and biochemistryASOCR Created by: BethanyMCreated on: 04-10-15 17:36 768293145 Across 1. What bond is formed when amino acids join together by condensation? (1, 8, 7, 4) 5. What is the formula of the acid group? (4) 9. Is the acid group acidic or basic? (5) Down 2. A quaternary structure is made up of ________ polypeptide chain (4, 4, 3) 3. Is the amino group acidic or basic? (6) 4. An enzyme is an example of a _______ structure (8) 6. When one chain folds over on itself, this produces a __________ (4, 7, 5) 7. Keratin contains many _______ between polypeptide chains adding strength. (10, 7) 8. The function of a protein is determined by its _______ structure (7)
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