RNA STRUCTURE QUIZ

adenine

thymine

guanine

cytosine

Transfer RNAs

All of these

Messenger RNA

Ribosomal RNAs

5'-Ap Tp Cp Gp-3'

5'-Gp Cp Tp Ap-3'

5'-Gp Cp Up Ap-3'

5'-Ap Up Cp Gp-3'

resembles the 3-dimensional structure of other tRNAs

involves extensive base stacking interactions

All of these

is maintained mostly by non-Watson-Crick base pairing

None of these

in the anticodon loop and the 3' CCA end

in the T Loop and D stem and loop

in the anticodon loop and D stem loop

DNA

all of these

RNA

protein

single strand nature

ribose

uracil

adenine

120 bp

100 bp

140 bp

80 bp

A restriction endonuclease from E. coli

Bacteriophage DNA ligase

Bacterial alpha-amylase

Human insulin

It is a direct copy of a gene

It carries amino acids

It is a component of the ribosomes

It is the genetic material of some organisms