All known organisms appear to translate genetic information to protein molecules via the same genetic code. This finding strongly supports the hypothesis that __________.

a. all organisms are descended from a single common ancestor
b. there's only one possible way to encode information in a macromolecule
c. the genetic code is of relatively recent evolutionary origin
d. scientists have yet to accurately decipher the genetic code
e. None of the listed responses are correct.


Answer: a. all organisms are descended from a single common ancestor

Biology & Microbiology

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