Cation-exchange chromatography is used when the molecule of interest is positively charged, the stationary phase is negatively charged and positively charged molecules are loaded to be attracted to it. So, the amino acids with negative charge will elute the first. Glutamate, leucin, arginine is the order of elution because of their pI values ~3, ~6 ~10.
Answer:
B
Explanation:
This is the answer that I think is correct
The organ that responds to stimuli with vibrations is the eardrum.
To transport water/nutrients to upper part of the plant
