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Signal sequences are ____________(a) Short peptide sequences attached to a protein that initiates its degradation by digestive enzymes(b) Short peptide sequences to transport a protein to the nucleus(c) Glycoproteins that serve as an address for transporting newly synthesized protein to the correct location(d) Short peptide sequences that serve as an address for transporting newly synthesized proteins to the correct locationThis question was posed to me in an interview for internship.Query is from Protein Targeting and Degradation topic in chapter DNA, RNA and Protein Metabolism of Biochemistry

Answer»

Correct OPTION is (d) SHORT peptide sequences that serve as an address for TRANSPORTING newly synthesized proteins to the correct location

Explanation: The SIGNAL sequence DIRECTS a protein to its appropriate location in the cell.



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