Micro Lecture Exam 2

The flashcards below were created by user Anonymous on FreezingBlue Flashcards.

Binary Fission
- Increase in numbers
- 1. Cell elongates and DNA multiply
- 2. Production septum (CW & PM)
Lag Phase
- No increase in numbers
- -replicating DNA
- -elongation of cell
- -maing necessary enzymes and metabolites
Log Phase
- replication at highest rates
- -primary and secondary metabolites formed
Stationary Phase
- Equal amounts of new as dying
- -declining of nutrients
- -increase of waste
- -pH change
- -use of secondary metabolites
Death Phase
- More dying than new
- -no nutrients left
- -huge amounts of waste
Prolonged Decline
- live cells use whats left over of the dead cells
- -canabolism
Psychrophite (temperature)

optimum temp btwn -5 C and 15 C
Psychrotroph (temperature)

optimum temp btwn 20 C and 30 C
Mesophile (temperature)
- optimum temp btwn 25 C and 45 C
- -body temp
Thermophile (temperature)

optimum temo btwn 45 C and 70 C
Hyperthermophile (temperature)

optimum temp of 70 C or higher