This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Biochemistry
Which of these amino acids will migrate slowest to the anode end at the physiological pH 
Select and explain. 
A. Aspartic acid, B. Glycine, C. Lysine, D. Valine
C: Lysine
Answer: C: Lysine 
Explanation: At physiological pH basic (positively charged) amino acids will move slowest towards anode.
Basic amino acids are arginine, lysine, histidine.