It is just called: a simple fracture. BUT when the bone does pierce the skin it's called a compound fracture. <span />
Answer: structural, physiological and behavioral adaptations. Most organisms have combinations of all these types.
Explanation:
C. The cell must be a plant cell.
Only plant cells have cell walls. Bacteria cells and animal cells do not. Both animal cells and plant cells have membrane-bound organelles, but since the student saw a cell wall, it must be a plant cell.
Hope this helps! :)
Respiration is a process of exchanging gas.