Which of the following is evidence that RNA was a message-carrying intermediary between DNA and protein?
A) A hydroxyl group is present on ribose.
B) RNA is single stranded and thus cannot be copied by semiconservative replication in a manner similar to DNA.
C) RNA structure includes a molecular code,proving that it carries a genetic message.
D) RNA is produced in the nucleus (with DNA) and then migrates to the cytosol,the location of protein synthesis.
E) Pulse-chase experiments revealed RNA to be exclusively localized to the nucleus.
Correct Answer:
Verified
Q11: Template strand DNA and encoded RNA are:
A)complimentary
Q12: RNA synthesis is always 5' to 3'
Q13: The -10 and -35 boxes found in
Q14: The role of tRNA is to:
A)serve as
Q15: The spliceosome includes both protein and a
Q17: In what cellular compartment are introns removed
Q18: Pulse-chase experiments provided evidence that:
A)RNA is made
Q19: The spliceosome functions to:
A)insert introns into mRNA
Q20: Which of the following acts before the
Q21: The initial discovery of the spliceosome resulted
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