1. T A C A T C G A T C G DNA
A U G U A G C U A G C RNA
Transcription

2. T A C A T C G A T C G DNA
Ribosome
messenger
A U G U A G C U A G C mRNA
U A C A U C
1 2 tRNA
transfer
Met Ile
Translation

3. T A C A T C G A T C G DNA
A U G U A G C U A G C mRNA
A U C G A U
2 3 tRNA
Met Ile Asp

4. T A C A T C G A T C G DNA
A U G U A G C U A G C mRNA
Met Ile Asp
Protein

5. T A C A T C G A T C G DNA
U G A C
A C
mRNA
U G U
A G Destroyed
Juang RH (2004) BCbasics

6. Final Version of Cellular Genetic Mechanism
DNA replaced RNA becoming the major genetic material
RNA shifted its role to protein biosynthesis
DNA
DNA mRNA
5’
process 3’
ribosome
mature
mRNA
mRNA
cap
5’ 3’
proteins tail
proteins
Prokaryote Eukaryote
Student dormitory Furnished apartment
Juang RH (2004) BCbasics