Question

An amino acid having isoelectric point below $\text{7}$ (at ${\text{25}}^{\text{o}}\text{C}$ ), when kept in a alkaline medium present in an electric field will show migration towards -

• A. Cathode
• B. Anode
• C. Either Cathode/Anode
• D. No migration

Answer 1

Answer: (B)

In alkaline medium the zwitter ion will lose a proton & migrate towards anode due to net negative charge