The first amino acid incorporated into a growing polypeptide: a) in bacteria is

Question

The first amino acid incorporated into a growing polypeptide:

a) in bacteria is methionine, and it is also methionine in eukaryotes.

b) in bacteria is N-formyl methionine, while it is methionine in eukaryotes.

c) in bacteria is tryptophan, while it is methionine in eukaryotes.

d) in bacteria is N-formyl methionine, and it is also N-formyl methionine in eukaryotes.

e) in bacteria is methionine, while it is N-formyl methionine in eukaryotes.

a) in bacteria is methionine, and it is also methionine in eukaryotes.

b) in bacteria is N-formyl methionine, while it is methionine in eukaryotes.

c) in bacteria is tryptophan, while it is methionine in eukaryotes.

d) in bacteria is N-formyl methionine, and it is also N-formyl methionine in eukaryotes.

e) in bacteria is methionine, while it is N-formyl methionine in eukaryotes.

Explanation / Answer

The first amino acid incorporated into a growing polypeptide: in bacteria is N-formyl methionine, while it is methionine in eukaryotes. Option b is correct.

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