Chapter 6/13: Control of Microbes Flashcards
0
Q
What term describes low heat temperature manipulation to reduce most microbe numbers?
A
Pasteurization
1
Q
How can microbes be physically removed from liquid and air?
A
Filtration
2
Q
What type of temperature manipulation is good for long-term preservation and for stopping biochemical reactions?
A
Freezing
3
Q
What tool is used to kill microbes by damaging DNA with thymine dimers?
A
Electromagnetic radiation
4
Q
What wavelength is required to damage DNA?
A
260 nm to 280 nm
5
Q
What type of chemicals can be used on non-living surfaces?
A
Disinfectants
6
Q
What type of chemicals can only be used on living tissue (and usually topically)?
A
Antiseptics
