Hydrocarbon Nonpolar; the longer Usually not Chain the chain the less reactive polar Methyl —CH3 Nonpolar Usually not reactive Hydroxyl —OH Polar -H or -OH may be removed during condensation reactions Carboxyl —COOH Polar -H may be removed during Acidic (releases H+ in condensation solution, forming reaction Amino —NH2 Polar -H may be removed during Basic (removes H+ condensation from solution, reactions forming NH3 +) Phosphate —PO4 Very polar -H or -OH may be removed during Acidic (releases H+ condensation into solution, forming reactions PO3-) Examples of Amino Acids Glycine Leucine Serine
Hydrocarbon Chain Nonpolar; the longer the chain the less polar Usually not reactive Methyl —CH3 Nonpolar Usually not reactive Hydroxyl —OH Polar -H or -OH may be removed during condensation reactions Carboxyl —COOH Polar Acidic (releases H+ in solution, forming -H may be removed during condensation reaction Amino —NH2 Polar Basic (removes H+ from solution, forming NH3 +) -H may be removed during condensation reactions Phosphate —PO4 Very polar Acidic (releases H+ into solution, forming PO3-) -H or -OH may be removed during condensation reactions Examples of Amino Acids Glycine Leucine Serine