Z-value of an organism:
Ans. C. Is the temperature change required for the D-value to change by a factor of tena. D value of an organism is the time needed at a certain temperature to kill 90% of the organisms in the medium,b. Z-value of an organism is the temperature change required for the D-value to change by a factor of ten
The time required to kill 90% of cells at a particular temperature
The time required to kill all cells at a particular temperature
Is the temperature change required for the D-value to change by a factor of ten
Is the temperature change required for the D-value to change by a factor of five
General