Which of the Following Statements Is True Regarding the Formylmethionine

question 16

Multiple Choice

Which of the following statements is true regarding the formylmethionine that serves as the first amino acid in bacterial protein synthesis?

• A) the formyl group is removed during protein synthesis leaving methionine as the first residue in all bacterial proteins
• B) the tRNA that carries formylmethionine is the same tRNA for methionine
• C) the formyl group donor is N¹⁰-formyl-tetrahydrofolate
• D) an aminoacyl-tRNA synthetase that is specific for formylmethionine attaches formylmethionine to the tRNA
• E) none of the above.

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