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RNA Structure

RNA Structure
RNA instability in alkaline solutions is due to

uracil
adenine
single strand nature
ribose

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RNA Structure
What modified base is at the 5' extremity of a capped eukaryotic m-RNA?

7-methyl-guanosine
1-methyl-adenosine
2'-O-methyl-guanosine
1-methyl-guanosine

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RNA Structure
In RNA, uracil pairs with

cytosine
adenine
thymine
guanine

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RNA Structure
During RNA synthesis, the DNA template sequence 5'Tp Ap Gp Cp 3' Would be transcribed to produce which of the following RNA sequence?

5'-Ap Tp Cp Gp-3'
5'-Gp Cp Up Ap-3'
5'-Gp Cp Tp Ap-3'
5'-Ap Up Cp Gp-3'

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RNA Structure
Two features of the tRNA molecule associated, in converting the triplet codon to an amino acid, are

in the anticodon loop and D stem loop
in the anticodon loop and the 3' CCA end
in the T Loop and D stem and loop
None of these

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RNA Structure
Retroviruses replicate via __________ intermediate

mRNA
RNA
DNA
rDNA

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