Spontaneous Generation or Biogenesis? Flashcards
1
Q
What is Spontaneous Generation?
A
Living organisms arise from nonliving organic matter
2
Q
What is Biogenesis?
A
Living organisms arise from pre-existing life
3
Q
Who were the main proponents of Spontaneous Generation?
A
John Needham
Justus von Liebig
Félix Pouchet
4
Q
Who were the main proponents of Biogenesis?
A
Lazzaro Spallanzani Louis Pasteur Theodore Schwann John Tyndall Charles Cagniard Latour
5
Q
What was the name of the sterilisation method that John Tyndall invented?
A
Fractional Sterilisation / Tyndallisation
6
Q
What is the difference between Sterilisation and Pasteurisation?
A
Sterilisation kills all living cells.
Pasteurisation reduces microbial load, especially pathogens.
7
Q
Where did Life come from?
A
Abiogenesis - formation of first life from organic compounds
