When it freezes ..................
The answer should be false
Certainly most of the microorganisms in nature have been successfully cultured in the laboratory. In fact there are several ways to do it using different kind of mediums that help the development of microorganisms. Also, there are various type of medium for developing various kind of cells.
Stimuli (usually) activate one or more of the senses. Stimuli can be internal as well as external. Internal stimuli signal the state of the body. ... Some examples of internal stimuli: the feeling you describe as hunger, the churning sensation you experience when anxious or afraid.