Answer:
Tissue and organ fabrication; creating prosthetics, implants, and anatomical models
Explanation:
When you get a vaccine it injects a controlled amount of the illness into you, so the immune system can build up an immunity. The memory cells come into play when the illness comes back.
Answer:
Our safety is very important it being prioritized means that its the main thing that focus on, hopefully doing this would save more lives, and be for the better. Although, there are other things that need to be prioritized, this is an important thing too and the people may do less crime in an area alike to this topic assuming the government harshly punishes people who risk our safety in this community.
Avoid pressure on the birds body. :)