Microbiology 9th Edition by Laura Black, Jacquelyn Black

تمرين 17

The thermal death point is best described as:
(a) The highest temperature that will support growth of a microbial culture
(b) The length of time required for killing 100% of mi crobes in a 24-hour culture that is heated to 100°C
(c) The temperature at which a previously growing 24-hour culture will begin to die
(d) The temperature at which 100% of the microbes in a 24-hour culture will be killed in 10 minutes