Out of the following amino acid, which one contains sulphur containing Rgroup?

Q. Out of the following amino acid, which one contains sulphur containing Rgroup?
A. Leucine
B. Tyrosine
C. Cysteine
D. Serine
Answer: Cysteine

A. Leucine
B. Tyrosine
C. Cysteine
D. Serine
Answer: Cysteine