SIX KINGDOM SYSTEM of classification Flashcards
1
Q
Who proposed this system of classification ?
A
By Carl Woese
2
Q
What changes he did ?
A
He separated the monera kingdoms into
Eubacteria and Archaebacteria
3
Q
Why did he separated ?
A
- Archaebacteria lacks peptidoglycan cell wall instead they have surface layer made up of branched chain of the lipids having phytanyl side chain as monolayer.
- They have Introns similar to the eukaryotes
- Histones were present
- Ribosomal protein were acidic
4
Q
What are introns ?
A
They are the non coding sequences in the DNA
5
Q
What did he say about the 6 kingdom ?
A
Based on his studies of 16srRNA he concluded that 6 kingdom belong to 3 domains of the life.
6
Q
According to him from where all living beings were evolved from ?
A
According to him from where all living beings were evolved from a common ancestor i.e. PROGENOTE
