Molecules of tRNA are
A) 75 to 90 nucleotides in length.
B) single-stranded with secondary structure.
C) cloverleaf in shape.
D) synthesized with modified bases.
E) All of these
Correct Answer:
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Q9: In eukaryotes,the initiation complex binds DNA at
Q10: A prokaryotic mRNA transcript is
A)transcribed completely before
Q11: Prokaryotic transcription begins when RNA polymerase binds
Q12: Posttranscriptional insertion or deletion of nucleotides that
Q13: The poly(A)tail of an mRNA
A)helps transport the
Q15: The single strand of mRNA that is
Q16: During transcription,the synthesis of the mRNA strand
Q17: Self-cleaving RNAs that function catalytically are called
A)snRNPs.
B)snRNAs.
C)ribozymes.
D)ribosomes.
E)spliceosomes.
Q18: Which parts of a eukaryotic gene are
Q19: Which of the following proteins is found
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