<span>Pleural sac is a two
layered membrane formed when a serous membrane known as pleura folds back onto
itself. Thus, the pleura invest the lungs and line the walls of the thoracic
cavity. However, the potential volume of the thoracic cavity increases during
inhalation.</span>
15-40
Every 1 in 5 sold is caught illegally
The answer is D it will increase
It is sensors :) i hope this helped you :)
Answer: Zoology
<span>Ethology, zoology, biology, and physiology are all branches of science or studies. </span>
<span>Biology studies the life aspects of all living organisms while ethology pertains to animal behavior only.</span>
Zoology is a branch of biology<span> that deals with animals' </span>structure, embryology, evolution, classification, habits, and distribution while physiology is the branch which studies the ways in which a living organism or its body functions.
