Answer:
14. answer 1 number 15. answer 4 number 16. answer 1
Answer:
classification or c on edge
Explanation
Answer:
Screen door
Explanation:
Because it holds things out but let air in.
The most common infectious disease is a common cold which is a viral infection that is characterized by varying symptoms like stuffy nose to coughing and a fever. This disease basically attacks the mucous membranes of the nose and throat but can attack the entire respiratory system. Usually this is a self limited disease.
Answer:
Plasma
Explanation:
We don't have the figure, but I think the answer is probably plasma.
Blood plasma is the fluid that blood cells are suspended in. When blood is spun at high speed, the cells separate away from the plasma into different layers because of their different weights and shapes.
Plasma is liquid portion of blood. It transports nutrients and wastes and maintains homeostasis.