Answer:
thoracic cavity
Explanation:
The thoracic cavity is separated from the abdominopelvic cavity by the diaphragm. The thoracic cavity is further separated into the pleural cavity which contains the lungs and the superior mediastinum which includes the pericardial (heart) cavity.
The answer is viruses change their form when the immune system knows how to kill it and thats how they trick the immune system and viruses are much smaller than bacterias
Second, the data you collect will guide your deliberations about the types of .... Your conditions and resources assessment should proceed with these two.
Yes, it is possible. There is something called a relapse. It is when you catch a sickness again after getting rid of the sickness and then it is twice as bad as the first time.