The bark of a tree is impervious to gases and water because bark cells are dead cells of the epidermis and compactly arranged without intercellular spaces. They contain a chemical called suberin in their walls that make them impervious to gases and water and it doesn't allow gases or water into the tree as bark cells are in the bark outer most layer of the tree.
<span>C.
has strong legs for running
</span>
<span>-Heart failure
-Hepatic cirrhosis
-Nephrosis</span><span>
</span>
Answer:
it's false
Force is mass times acceleration.
The answer would be B. Unorganized deposits of rock and sediment. Hope this helps. :)
