Which Amino Acids are Rich in Ribosomal Proteins and Serve

Question

Which amino acids are rich in ribosomal proteins and serve to interact with polyanionic RNAs?
A)Arg and Lys
B)Asp and Ala
C)Lys and Ala
D)Ala and Arg

Accepted Answer

Arginine (Arg) and Lysine (Lys) are positively charged amino acids that are often found in ribosomal proteins and play a role in interacting with polyanionic RNAs which are negatively charged.