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Unformatted text preview: and –NH2 accepts a proton [-NH3`] Amino acids classified as having nonpolar side chains tend to have hydrophobic properties; polar has hydrophilic properties. Essential amino acids are those an animal cannot synthesize in amounts sufficient to meet its needs and must obtain from the diet. Different essential amino acids for diff animals....
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- Fall '09
- Amino Acids, 20 amino acids