The epiglottis covers the larynx to prevent food from entering the lungs.
Answer:
Gases, liquids and solids are all made up of microscopic particles, but the behaviors of these particles differ in the three phases. ... gas are well separated with no regular arrangement. liquid are close together with no regular arrangement. solid are tightly packed, usually in a regular pattern.
Explanation:
Answer:
C. They break down food materials into forms the cell can use.
Answer:
No not all cells are the same size.
Explanation:
