Question

Amino acids usually exists in the form of zwitter ions. This mean that they consists of:

• A. A basic group $-N{H}_2$ and an acidic group $-COOH$
• B. A basic group $-N{H}_3^{+}$ and an acidic group $C{O}_2$
• C. A basic group $-CO{O}^{-}$ and an acidic group $-N{H}_3^{+}$
• D. No acidic nor basic groups

Answer 1

The correct option is C A basic group $-CO{O}^{-}$ and an acidic group $-N{H}_3^{+}$