Answer:
The eruption of volcano
Explanation:
The volcano named Mount Vesuvius was one of the most dangerous volcanoes in the world and it was a stratovolcano which is characterized by the presence of steep slopes, and alternating layers of volcanic ashes and pyroclastic materials.
The city of Pompeii was located near to this volcano and was destructed when it violently erupted in 78 CE. A large number of pyroclastic materials, along with volcanic ashes, volcanic blocks and toxic gases were released from this volcano at the time of eruption, which covered the city making it up to 6 meters of thick ash beds killing numerous people.
Innovation is the process of introducing new ideas or promoting change through a new idea or object. There are two main types of innovation: discovery and invention. This is a guiding principle of Americans not to settle and to remember that things can always improve or be enhanced. Through this spirit of innovation, Americans are always working to advance the fields of science, medicine, and technology.
Answer:
The unconditional response is to strengthen the immune system as a result of ingesting the drug placed in the water.
Explanation:
Unconditional response is the name given to a response, given by the organism, which occurs as an automatic result of an unconditioned stimulus. An unconditioned stimulus, in turn, which is a stimulus that causes responses in the body.
In this case, we can see that the unconditioned stimulus is water sweetened with a drug that strengthens the mice's immune system. In this case, if the rats consume this water, their immune system is automatically strengthened, and this strengthening is the unconditional response of the experiment.