Because it is flexible. Think about it; the ribs protect both the lungs and the heart. If the ribs were solid bone all the way around then unless you constantly break your ribs you wouldn't be able to expand the cheat to breath. Additionally your lungs would constrict the heart to a degree that it would function properly.
Answer:
people intake to much sugar and calories when eating these processed foods and eating to much makes you feel sick
Cardiac muscle. Hope this helps
True, as there are flu shots wtc to stop you from contracting flu
I am unsure if there is examples to chose from
"nur·ture
/ˈnərCHər/
verb
1. care for and encourage the growth or development of."