Sunday, March 4, 2012

What is the advantage of synthesizing proteins from RNA rather than DNA itself?

What is the advantage of synthesizing proteins from RNA - a modified copy of DNA - rather than DNA itself? Please explain, thank you!What is the advantage of synthesizing proteins from RNA rather than DNA itself?
Amplification. A single gene on DNA can be activated, producing numerous strands of RNA which can be converted into protein at the same time.What is the advantage of synthesizing proteins from RNA rather than DNA itself?
RNA isn't modified. As long as there is no mutation in the transcription process, RNA is a faithful copy of one strand of DNA. Since it's only one open strand, RNA can be read and translated into proteins. The helical structure of DNA would prevent ribosomes from engaging it even if it were outside the nucleus.

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