Answer: 2ND. Stream A. 5th. stream C. 6th. Stream C. 7th. Stream B. 8th B. 9th. C. 10th. A. 11th. The elevation of 6,683 should be the last one the third one because it look like it has a wide river flow and it also look deep most likely is deep irl.
Answer:
Pericardial sac has protective tole
Explanation:
Pericardial sac or pericardium is a fibrous tissue that surrounds the heart. It has two coats:
- the outter coat-parietal pericardium
- the inner coat-visceral pericardium or epicardium which is double-layered and contains pericardial fluid between those two layers (pericardial fluid is necessary as a lubricant for the heart movement).
Besides lubrication, percardium also protects heart from infections, fixes it and limits its movements.
Answer:
In order to avoid confusion with the identification of organisms
Explanation:
