Amino acids 3.0 / 5 based on 2 ratings ? ChemistryPolymersA2/A-levelOCR Created by: lia997Created on: 22-03-15 17:15 74236815 Across 1. zwitterions only exist near an amino acids ____________ point (11) 6. amino acids have both basic and acidic properties, which makes them (10) Down 2. chiral molecules form optical isomers called (11) 3. polypeptides are condensation polymers of (5, 5) 4. amino acids can exist as (11) 5. 4 different groups attached to central carbon (6) 7. zwitterion acts as a (6) 8. amino acids have an amino group and a ______ group (8)
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