Which of the Following Is/are a Hydrophilic Amino Acid

Question

Which of the following is/are a hydrophilic amino acid?
A)aspartate
B)serine
C)tryptophan
D)aspartate and serine

Accepted Answer

Aspartate and serine are both hydrophilic amino acids. Aspartate is negatively charged, and serine has a polar side chain, making them both hydrophilic.