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by Drshaalan
Sat Mar 07, 2009 6:05 pm
Forum: Molecular Biology
Topic: a question needing an answer
Replies: 1
Views: 1723

a question needing an answer

we know that nitrogenous bases are four ( adnine- thyamine-cytosin-guanine) each three of them translate to the 21th amino acids and the 4 N-bases power 3 (the codon of each amino acid) equal 64 not 21

so my question is what is the role of this extracodon???? :roll: