RNA STRUCTURE QUIZ

It is a direct copy of a gene

It carries amino acids

It is the genetic material of some organisms

It is a component of the ribosomes

thymine

guanine

adenine

cytosine

mRNA

DNA

rDNA

RNA

5'-Ap Up Cp Gp-3'

5'-Gp Cp Tp Ap-3'

5'-Ap Tp Cp Gp-3'

5'-Gp Cp Up Ap-3'

is maintained mostly by non-Watson-Crick base pairing

All of these

involves extensive base stacking interactions

resembles the 3-dimensional structure of other tRNAs

100 bp

140 bp

120 bp

80 bp

All of these

Transfer RNAs

Ribosomal RNAs

Messenger RNA

ribose

uracil

adenine

single strand nature

in the anticodon loop and D stem loop

None of these

in the T Loop and D stem and loop

in the anticodon loop and the 3' CCA end

1-methyl-adenosine

2'-O-methyl-guanosine

1-methyl-guanosine

7-methyl-guanosine