RNA STRUCTURE QUIZ

100 bp

140 bp

120 bp

80 bp

rRNA.

tRNA.

aribosome.

mRNA.

thymine

cytosine

adenine

guanine

RNA

mRNA

rDNA

DNA

in the T Loop and D stem and loop

None of these

in the anticodon loop and D stem loop

in the anticodon loop and the 3' CCA end

uracil

single strand nature

ribose

adenine

1-methyl-adenosine

7-methyl-guanosine

1-methyl-guanosine

2'-O-methyl-guanosine

It is a component of the ribosomes

It is a direct copy of a gene

It carries amino acids

It is the genetic material of some organisms

5'-Gp Cp Tp Ap-3'

5'-Gp Cp Up Ap-3'

5'-Ap Tp Cp Gp-3'

5'-Ap Up Cp Gp-3'

resembles the 3-dimensional structure of other tRNAs

is maintained mostly by non-Watson-Crick base pairing

All of these

involves extensive base stacking interactions