Which amino acid or amino acids is$($are$)$ present predominately as a zwitterion when dissolved in a pH $7\mathrm{.}00$ solution? Click on the link to see the attached figure with the structures you need to use for this question. Choose multiple answers if they are correct. Use the amino acid table found in your notes and at the beginning of ch$.10.$

isoleucine

aspartic acid

cysteine

arginine

lysine