Poly (A) tail translates into: (A) Polyproline, (B) Polylysine, (C) Polyalanine, (D) Polyglycine
Answer is B. A poly (A) tail is added to the 3&; end of the pre-mRNA once elongation is complete. The poly (A) tail protects the mRNA from degradation, aids in the expo of the mature mRNA to the cytoplasm, and is involved in binding <a href=" involved in initiating translation.</li>