Explanation:
As I think vector is the correct one.
It is used in measuring the humidity in the air or in gas
Answer:
Haversian canals are bone structures that contain blood vessels that provide materials for the osteocytes
Explanation:
Through this Harvesian canals, blood vessels that contain the necessary nutrients for their growth and development are brought which keeps them alive
Answer:
Star Creek is flowing from East to West, that is because the creek is small and has just begun to form as an extension of the Cayuta Creek.
Explanation: