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Nilanjan Bhowmick AIR 3, CSIR NET (Earth Science)
Abhijeet Gaurav
Answer is (B). They are the Ribonucleoproteins or Protein-RNA complex molecule involved in protein sorting. The newly synthesized proteins in eukaryotes carry N-terminal hydrophobic signal sequences, which are bound by SRP when they emerge from the ribosome. They help in proper sorting of the protein molecules.