This nurse is technically a witness to a threat now. i dont think she should intervene but she should tell authorities and since shes a nurse she could find therapists(im probably no help)
I would have to say predation.
Answer:
They all have the same structure as the human.
Explanation:
Answer: New research shows that colonies of Escherichia coli can demonstrate a form of learning.
Explanation: Bacterial colonies can evolve the ability to anticipate changes in their immediate environment, say researchers led by Saeed Tavazoie at Princeton University in New Jersey. Other types of bacteria could too. This skill could give them the edge over other bacteria that merely adapt themselves to current conditions.