RNA STRUCTURE QUIZ

DNA polymerase

T4 RNA ligase

all of these

T4 DNA ligase

adenine

cytosine

thymine

guanine

is maintained mostly by non-Watson-Crick base pairing

resembles the 3-dimensional structure of other tRNAs

All of these

involves extensive base stacking interactions

It is the genetic material of some organisms

It is a component of the ribosomes

It is a direct copy of a gene

It carries amino acids

protein

DNA

RNA

all of these

Transfer RNAs

All of these

Messenger RNA

Ribosomal RNAs

140 bp

80 bp

100 bp

120 bp

5'-Ap Up Cp Gp-3'

5'-Ap Tp Cp Gp-3'

5'-Gp Cp Tp Ap-3'

5'-Gp Cp Up Ap-3'

2'-O-methyl-guanosine

1-methyl-adenosine

1-methyl-guanosine

7-methyl-guanosine

rRNA

tRNA

mRNA

nRNA