21. What is the function of AU-rich elements (AREs) in mammalian mRNAs? a) They are ribosome-binding sites b) They are polyadenylation sites c) They are binding sites for proteins that stabilize mRNAs d) They inhibit binding of the decaying enzyme e) They are binding sites for proteins that trigger degradation
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These sequences are known to play a role in mRNA stability and degradation. Show more…
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20. Which best describes the process of adding an amino acid (AA) during protein synthesis? a. The protein chain in the A site is transferred to the single AA in the P site b. The protein chain in the P site is transferred to the single AA in the A site c. The single AA in the A site is transferred to the protein in the P site d. The single AA in the P site is transferred to the protein in the A site e. Two ribosome subunits rub together really fast and a protein is born
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