A sample of food is dehydrated, which kills all of the bacteria. However, in a few days, bacteria-free water is added to the food in a bacteria-free environment. Nevertheless, microscopic investigations indicate that bacteria are in the food. How did the bacteria get there?

Explanation:

well some bacteria are protected by a special coat outside their body which prevents any water loss from the bacteria. Such bacteria can then reproduce after conditions return to normal.

hello which   of the following there is nothing!

the way that the mass of carbon can be conserved through cellular respiration is through a process/law called the law of conservation of mass which even tho it undergoes a process, mass is not be destroyed or changed